School Headset with In-Line Microphone — 3.5 mm TRRS Plug, Classroom-Ready The School Headset with In-Line Microphone and TRRS Plug delivers clear audio and reliable voice pickup for K–12 learning. With a single 3.5 mm TRRS plug for audio + mic, soft wipe-clean cushions, an in-line volume control, and a durable 5 ft braided cord, it’s built for daily classroom use, testing, and remote learning. Choose Your Connector Connector Use when… Browse 3.5 mm TRRS (headset) Your device has a single headset jack (audio + mic) This model USB-A Your device has USB-A ports USB headsets USB-C Your device has USB-C ports USB-C headsets Key Features & Benefits Single-jack simplicity: 3.5 mm TRRS plug carries both audio + mic for easy compatibility. Clear communication: integrated in-line microphone for calls, class participation, and testing apps. In-line volume control: adjust on the fly without leaving your app. Comfortable & easy-clean: padded, adjustable headband; soft leatherette-style ear cushions wipe clean between users. Classroom-tough cable: 5 ft braided cord resists tangles and daily wear. Balanced stereo sound: 40 mm drivers tuned for speech clarity and learning content. Compatibility at a Glance If your device has… With this TRRS headset you can… Tip Single 3.5 mm headset (TRRS) jack Plug in for audio + mic No adapter needed Separate mic & headphone jacks (two 3.5 mm) Use audio + mic Add a TRRS↔dual-jack Y-splitter adapter USB-only device Choose a native USB/USB-C headset, or use a USB audio adapter USB headsets · USB-C headsets Specifications Type: On-ear headset (with microphone) Drivers: 40 mm Frequency response: 20 Hz – 20 kHz Sensitivity: 100 ± 3 dB @ 1 kHz, 5 mW Impedance: 32 Ω Rated / Max input power: 15 mW / 150 mW Microphone: in-line mic Controls: in-line volume Connection: 3.5 mm TRRS (single jack for audio + mic) Cable: 5 ft straight braided Warranty: 1 year Ideal Use Chromebook/tablet classrooms, testing platforms, language & literacy apps Libraries, carts, remote learning, and shared learning spaces Related Accessories Audio adapters — TRRS↔dual-jack splitters, USB audio dongles Storage cases & racks Device-safe wipes Buying for a school or district? We accept POs and offer volume pricing. Request a quote. Watch Overview

The EDU-455 Over-Ear Stereo PC Headset is designed specifically for education environments, offering superior sound quality, noise-canceling features, and ultimate comfort for all-day wear. Whether used for virtual learning, video conferencing, or multimedia use, this headset provides crystal-clear audio and exceptional noise reduction to help students and educators stay focused. Pick the right connector This headset connects via dual 3.5mm 3-pin plugs (one for headphones, one for microphone), ensuring compatibility with a wide range of PC devices. Why classrooms like EDU-455 Superior Noise-Canceling Microphone: Equipped with a proprietary noise-canceling microphone and internal windscreens, the EDU-455 ensures clear, distortion-free communication, even in noisy environments. Perfect for online lectures and interactive classroom sessions. Immersive Sound Quality: The 40mm speakers provide rich, deep bass and clear audio, ensuring you never miss a word during important calls or educational content. Experience premium sound that enhances focus and learning. Noise Isolation for Focused Learning: Large circumaural (over-ear) cups reduce up to 75% of background noise, creating a distraction-free environment ideal for study, work, and collaboration. Comfortable & Adjustable Fit: The plush, extra-thick leatherette ear cushions are soft, replaceable, and easy to clean, ensuring long-lasting comfort even during extended use. The adjustable dual headband provides a secure, customized fit for all users. Durable, Heavy-Duty Build: Featuring a rigid microphone boom and swivel for durability and flexibility, the EDU-455 headset is built to withstand daily use in a classroom or professional setting. User-Friendly Design: With an extra-long 8-foot cable, in-line volume control, and dual color-coded 3.5mm plugs, this headset offers convenient, hassle-free use with PC devices, making it ideal for both students and educators. Child-Safe & Certified: This headset is certified safe for children, meeting all safety standards set by the United States Consumer Product Safety Commission, ensuring peace of mind for parents and teachers alike. Compatibility Windows: 8, 8.1, 10, and 11 Mac: OS X 10.5 and higher Devices: PCs with dual 3.5mm audio and microphone jacks Care & Hygiene Keep the headset clean by wiping it with a dry cloth. Avoid exposure to liquids and store in a cool, dry place when not in use. Tech specs Type: Over-Ear Stereo PC Headset Microphone: Noise-canceling with internal windscreen Speakers: 40mm drivers with deep bass sound Ear Cushions: Extra-thick leatherette, replaceable Headband: Dual adjustable for a comfortable fit Volume Control: In-line for easy adjustment Cable Length: Extra-long 8-foot cable Connectors: Dual 3.5mm 3-pin plugs (headphone and microphone) Compatibility: PCs with dual 3.5mm audio and microphone jacks Safety Certification: CPSIA-certified for use by children

Dual Plug Headset Noise‑Cancelling Mic offers clear speech and reliable performance through its electret noise‑reducing microphone and dual 3.5 mm plugs. This design ensures wide compatibility with many PCs and lab setups. Key Features & Benefits Electret noise‑cancelling microphone reduces ambient sound for clean communication Dual plug design: separate plugs for headphone & mic — works with many devices Comfortable foam ear cushions for long sessions Durable build suitable for daily school use 8 ft straight, single-entry cord gives flexibility while staying organized Technical Specifications SKU: CS100 Frequency Response: 30‑16,000 Hz (headset); 100‑16,000 Hz (mic) Impedance: 32 Ω Sensitivity: 91 dB SPL/1 mW (headset); –56 dB ± 3 dB mic sensitivity} Cable: 8 ft straight, single entry Plug Type: Dual 3.5 mm plugs (one for headphone, one for mic) Warranty: Koss limited lifetime warranty (as per product page)

HamiltonBuhl® Primo™ Stereo Headphones — Black, 3.5 mm Stereo Plug, Classroom-Ready Primo™ headphones deliver clear, reliable audio for K–12 learning with a rugged, school-tough build. Noise-reducing earcups help students focus, while a durable 5 ft Dura-Cord™ and 3.5 mm stereo (TRS) plug provide easy compatibility with classroom devices. Key Features Built for schools: ABS plastic construction with Dura-Cord™ (chew-, kink-, knot-resistant, PVC-sleeved, braided). Comfortable & easy-clean: on-ear design with leatherette cushions for shared classroom use. Clear, focused listening: noise-reducing earcups help block ambient distractions. Universal audio: 3.5 mm stereo plug (TRS)—works with most carts, PCs, Macs, and tablets. Hygienic storage: includes a heavy-duty, write-on, reclosable bag (helps prevent the spread of lice). 1-year warranty from HamiltonBuhl; Prop 65 compliant. Compatibility at a Glance If your device has… This headphone can… Tip 3.5 mm headphone (TRS) jack Play audio (no mic) No adapter needed Single 3.5 mm headset (TRRS) jack Play audio (no mic) Need voice? Choose a TRRS/USB/USB-C headset USB-only device Use a USB audio adapter or pick a USB/USB-C headset See USB/USB-C headsets Specifications Design: Personal, on-ear; color: Black Cushions: Leatherette (wipe-clean) Plug: 3.5 mm stereo, jacketed Cable: 5' Dura-Cord™ (chew-resistant, PVC-sleeved, braided nylon) Drivers: 30 mm Frequency response: 50 Hz – 20 kHz Impedance: 32 Ω Sensitivity: 105 dB ± 4 dB Included: heavy-duty, write-on, reclosable storage bag (helps prevent the spread of lice) Compliance: Prop 65 Warranty: 1 year Model / SKU: PRM100B Ideal For Classrooms, testing labs, libraries, language & literacy apps Chromebook carts and shared learning spaces Related Accessories Storage cases & racks Device-safe wipes Audio adapters (USB audio dongle, extenders) Buying for a school or district? We accept POs and offer volume pricing. Request a quote.

AC-125 Headphones – Affordable, High-Quality Audio for Student Success Elevate your students' learning experience with the AC-125 Headphones—designed specifically for educational environments. These affordable, durable headphones are crafted to offer exceptional sound quality and comfort, ensuring students can engage fully with their lessons, music, and multimedia content. Key Features: Crystal Clear Audio: Powered by 40mm speakers, the AC-125 headphones deliver rich, deep bass and crystal-clear sound, bringing educational materials, music, and videos to life. With every note and word clearly heard, learning becomes both engaging and immersive. Noise-Reducing Comfort: The plush, extra-thick leatherette on-ear cushions not only provide a comfortable fit but also reduce background noise, allowing students to focus on their work without distractions. Easy to clean, these cushions are perfect for shared environments. Customizable Fit: The adjustable headband ensures a perfect fit for students of all sizes, including smaller heads, making these headphones ideal for all age groups. Enjoy long-lasting comfort during extended listening sessions. Enhanced Durability & Mobility: The AC-125 headphones come with a 7-foot cable, giving students plenty of room to move around. The gold-plated, color-coded plug ensures reliable connections, making them compatible with a wide range of devices such as tablets, computers, and other audio devices. Why Choose AC-125 Headphones? The AC-125 Headphones are the ideal solution for classrooms, libraries, and online learning. With high-quality sound, comfort, and practical features, these headphones make learning more enjoyable and effective for students. Whether it's for focused lessons or entertainment, the AC-125 headphones are built to last and designed to enhance the student experience. Order your AC-125 Headphones today and provide students with the audio clarity and comfort they deserve for their educational journey!

AC-155 On-Ear Stereo Headset – Premium Audio Solution for Students Upgrade Your Learning Experience with the AC-155 On-Ear Stereo Headset The AC-155 On-Ear Stereo Headset is the perfect audio companion for students of all ages. Designed with comfort, clarity, and durability in mind, this affordable yet high-performance headset ensures an immersive learning experience, whether for online classes, interactive lessons, or multimedia content. Crafted for educational environments, the AC-155 is equipped with features that make it versatile, reliable, and easy to use. Key Features & Benefits: Crystal-Clear Audio & Deep Bass: Featuring 40mm speakers, the AC-155 delivers superior sound quality, with deep bass and crisp clarity, making it ideal for virtual classrooms, e-learning, and media consumption. Noise-Canceling Microphone: The noise-canceling microphone with internal wind screens reduces ambient noise for clear, uninterrupted communication during lessons, video conferences, or collaborative projects. Adjustable & Comfortable Fit: Designed with a plush leatherette on-ear cushion, the AC-155 ensures comfort for long hours of use. The cushion also provides excellent background noise reduction. The adjustable headband guarantees a perfect fit, even for younger learners. Durable & Flexible Design: Built for resilience, the heavy-duty, rigid boom microphone and swivel feature allow for precise mic placement. The headset is designed to withstand daily wear, ensuring longevity in the classroom or at home. Universal Compatibility: The AC-155 is equipped with a 3.5mm single plug, making it compatible with a variety of devices, including tablets (iPad), laptops (MacBook), smartphones (iPhone), and more. The included C-200 mobile headset computer adapter ensures easy connection to PCs with dual color-coded audio ports. Extra Long Cable: The 7-foot cable provides ample length, allowing students to move around comfortably while remaining connected to their devices, whether at home or in class. Why Choose the AC-155 On-Ear Stereo Headset? Seamless Device Switching: Whether your child is switching between their tablet, laptop, or smartphone, the AC-155 ensures easy connectivity across multiple devices, making it an ideal choice for dynamic learning environments. Health and Hygiene Focus: The easy-to-clean leatherette ear cushions are replaceable, ensuring hygiene and long-lasting comfort during extended use. Affordable Quality: Offering premium features at an affordable price, the AC-155 delivers exceptional value for schools, homeschooling, or online education. Specifications: Mic Noise Cancellation: 5dB/octave for clearer voice transmission Mic Frequency Range: 100-10,000Hz for a wide, balanced audio spectrum Mic Sensitivity: -36dB at 1kHz (0dB=1V/Pa) Headset Cable Length: 7 feet for flexibility and mobility Headset Plug: 3.5mm single plug, compatible with most tablets, laptops, and smartphones Adapter Included: C-200 adapter for dual audio ports on PC computers Elevate your student’s learning experience with the AC-155 On-Ear Stereo Headset. Whether for virtual classrooms, interactive lessons, or online research, this headset provides superior sound, comfortable fit, and unmatched durability. Make learning engaging and effortless – order the AC-155 today!

Kids Blue Flex-Phone USB Headset with Gooseneck Microphone — Flexible EVA Foam, USB-A, Leatherette Cushions The Flex-Phones™ USB Kids Headset pairs clear classroom audio with a flexible, nearly indestructible EVA-foam headband and a steel-reinforced gooseneck boom mic for clear voice. The USB plug makes it plug-and-play for Chromebooks and computers. See more options in our School Headsets. Need a different connector? TRRS (3.5 mm) version | USB-C headsets Key Features Kid-tough & flexible: EVA-foam headband is soft, BPA-free, and virtually indestructible; “twist ’em, turn ’em.” Steel-reinforced gooseneck mic: omnidirectional boom positions easily for clear voice with passive noise reduction. USB plug-and-play: simple digital connection for Chromebooks, laptops, and desktops with USB-A. Dura-Cord™ 4 ft cable: chew-, kink-, and knot-resistant PVC-jacketed braided cord for school use. Comfort ear cushions: wipe-clean leatherette on mid-size on-ear cups. Includes extension band: snap-on headband extender helps fit smaller students (Pre-K–5). 1-year warranty from HamiltonBuhl. Compatibility at a Glance If your device has… This USB model will… Consider USB-A port Plug in for audio + mic This model USB-C only (no audio jack) Use a USB-C→USB-A adapter, or pick a native USB-C headset USB-C Headsets Single 3.5 mm TRRS jack Choose the Flex-Phones TRRS version for audio + mic via 3.5 mm Flex-Phones TRRS Specifications Brand / Line: HamiltonBuhl® Flex-Phones™ Design: mid-size, on-ear; flexible EVA-foam headband; leatherette cushions Connection: USB 2.0 (USB-A) Driver: 30 mm; Impedance: 32 Ω; Sensitivity: 97 dB ±4 dB Frequency response (headset): 20 Hz – 20 kHz Microphone: omnidirectional, steel-reinforced gooseneck; 100 Hz – 10 kHz; −42 dB ±3 dB Cable: 4 ft Dura-Cord™ chew-/kink-/knot-resistant braided PVC Includes: snap-on headband extension band for smaller children Recommended ages: Pre-K–5 Color: Blue Warranty: 1 year Ideal Use Chromebook/iPad (USB adapter) classrooms, language practice, assessments Elementary libraries, computer labs, and remote learning Related Accessories Storage cases & racks — organize sets between classes Device-safe wipes — quick cleaning between users Classroom headset packs — outfit a whole class Buying for a school or district? We accept POs and offer volume pricing. Request a quote.

The EDU-455 USB Over-Ear Stereo Headset is designed specifically for education environments, offering superior sound quality, noise-canceling features, and ultimate comfort for all-day wear. Whether used for virtual learning, video conferencing, or multimedia use, this headset provides crystal-clear audio and exceptional noise reduction to help students and educators stay focused. Pick the right connector This headset connects via USB, ensuring compatibility with a wide range of devices including Windows PCs, Macs, and Chromebooks. Why classrooms like EDU-455 USB Proprietary Noise-Canceling Microphone: Equipped with an internal windscreen, the noise-canceling microphone ensures clear voice capture, minimizing background interference for better communication in noisy environments. Heavy-Duty Rigid Boom & Swivel: The rigid microphone boom is designed for durability and flexibility, allowing for precise microphone placement. The swivel feature makes it easy to adjust and find the perfect angle for clear, hands-free communication. Deep Bass, Crystal-Clear Audio: Featuring 40mm speakers, this headset delivers deep bass and clear, crisp sound, making it ideal for online classes, multimedia, and entertainment. Effective Noise Reduction: The large circumaural (over-ear) cups reduce up to 75% of background noise, allowing for a more immersive listening experience and better concentration, whether you're learning or teaching. Comfortable and Replaceable Cushions: The extra-thick leatherette ear cushions are soft and easy to clean, providing a comfortable fit for long listening sessions. These cushions are also replaceable, ensuring the headset remains in great condition. Adjustable Dual Headband: The adjustable dual headband ensures a snug, comfortable fit for all users, making it perfect for both adults and children. Extra-Long 8-Foot Cable with External USB Sound Card: The 8-foot cable provides plenty of room for movement, while the built-in external USB sound card ensures superior audio performance with a USB plug for easy connectivity. Certified Safe for Children: The EDU-455 headset is certified safe for use by children in accordance with the United States Consumer Product Safety Commission. Compatibility Windows: 8, 8.1, 10, and 11 Mac: OS X 10.5 and higher Chromebooks: Compatible with USB ports Care & Hygiene Keep the headset clean by wiping it with a dry cloth. Avoid exposure to liquids and store in a cool, dry place when not in use. Tech specs Type: Over-Ear Stereo USB Headset Microphone: Noise-canceling with internal windscreen Speakers: 40mm drivers with deep bass sound Ear Cushions: Extra-thick leatherette, replaceable Headband: Dual adjustable for a comfortable fit Volume Control: In-line for easy adjustment Cable Length: Extra-long 8-foot cable Connector: USB plug with built-in external sound card Compatibility: Windows PCs, Macs, and Chromebooks with USB ports Safety Certification: CPSIA-certified for use by children

ThinkWrite TW50 Ultra Light Headphone The ThinkWrite TW50 Ultra Light Headphones are designed for students, combining comfort, durability, and high‑quality sound in a lightweight package. Ideal for classroom, remote learning, and blended environments. Key Features 40 mm drivers deliver clear, high-fidelity sound Durable ABS plastic frame — lightweight yet strong Chew-resistant braided fabric cable to resist damage from heavy use Flexible and comfortable on-ear design for extended use Specifications Driver Unit: 40 mm Power Handling: 100 mW Frequency Response: 20 Hz – 20,000 Hz Impedance: 32 Ω Sensitivity: 105 dB ±3 dB Cable Length: 1.5 m braided fabric Plug Type: 3.5 mm stereo jack Warranty: 1 year We accept POs and offer volume pricing. Free shipping to the 48 contiguous U.S. All units undergo a quality assurance check.

Designed for mobility and everyday comfort, the Koss UR10 On‑Ear Headphones deliver a lightweight, portable solution for learning environments, media carts, or student setups. Their adjustable headband and standard 3.5mm connection make them a practical choice for classrooms and libraries. Why classrooms like the UR10 Lightweight on‑ear design for comfortable all‑day wear Adjustable headband to fit a wide range of students and staff Standard 3.5mm plug for easy compatibility with most school desktops and laptops Closed‑back style helps reduce ambient noise in shared learning spaces Compatibility The UR10 uses a wired 3.5 mm stereo plug and is compatible with desktops, laptops, Chromebooks (with audio jack), media stations and most school‑grade audio systems. It is not USB or wireless — just plug and play. Care & Hygiene For shared use, wipe the ear cushions and headband with school‑approved disinfectant wipes between uses. Let dry before next student. This model doesn’t support replaceable ear pads — store in a protective bin when not in use. Tech specs Driver Type: Dynamic, closed‑back design Frequency Response: 60 Hz – 20,000 Hz} Impedance: 32 Ω Sensitivity: 94 dB SPL Plug Type: 3.5 mm TRS stereo Cable Length: 4 ft / ~1.2 m straight cord Wearing Style: On‑ear with adjustable headband

USB Advanced School Headset offers a simple, durable audio solution for classrooms and virtual learning environments. With a USB interface, noise‑reducing design, and easy‑clean materials, it’s built for student use and school settings. Why Classrooms Like the USB Advanced School Headset Lightweight for students of all ages, with mid‑sized ear cups Easy‑to‑clean vinyl ear pads & headband for hygiene Noise‑reducing design helps focus in busy environments 6 ft braided nylon cord with strain relief for flexibility and durability Reinforced at earcup to resist damage and enhance longevity USB‑A plug — plug‑and‑play, no drivers needed Specifications & Details Speaker size: 40 mm for clear sound Magnet material: Ferrite Impedance: 32 Ω Rated / Max power: 20 mW / 50 mW Sensitivity: 100 dB ±1‑5 dB @ 500 Hz Frequency response: 20–20,000 Hz Weight: ~0.30 lbs — lightweight for student wear Cable: Braided nylon, 6 ft, with strain relief Plug: USB‑A (USB 2.0, plug‑and‑play) Warranty: 1 year (school / institutional use) SKU: AE‑39 Usage & Compatibility Use with computers, Chromebooks, interactive boards, and any USB‑audio device No software or drivers needed — plug and go Perfect for virtual classes, language labs, remote learning, and hybrid classrooms Care & Maintenance Wipe down the ear pads and headband with a damp cloth or mild sanitizer — avoid soaking. Do not bend the USB connector or cable sharply at the plug. Store in a cool, dry area when not in use.

HamiltonBuhl® Flex-Phones™ 3.5 TRRS Headsets with Steel-Reinforced Gooseneck Microphone for K-5 (Pack of 42) Upgrade Your Classroom Experience with HamiltonBuhl® Flex-Phones™ Headsets Designed for young learners, the HamiltonBuhl® Flex-Phones™ 3.5 TRRS Headsets are the perfect choice for classrooms, remote learning, and educational environments. Engineered to provide superior sound quality, durability, and comfort, these headsets come equipped with a steel-reinforced gooseneck microphone for crystal-clear communication. Tailored specifically for Pre K-5 students, they offer unmatched flexibility and reliability. Key Features & Benefits: Designed for K-5 Learning: Ideal for Chromebooks, tablets, and devices with a TRRS input, these headsets feature a user-friendly, adjustable fit that grows with your child. Whether in the classroom or at home, these headsets ensure a seamless learning experience. Steel-Reinforced Gooseneck Microphone: The flexible, durable microphone can be easily positioned to capture clear, high-quality audio while reducing background noise. Perfect for video calls, voice recordings, and interactive lessons. Comfortable & Safe: With soft leatherette ear cushions and a twistable EVA foam headband, these headsets offer a comfortable fit for extended use. The materials are non-toxic, BPA-free, and child-safe, providing peace of mind for parents and educators alike. Dura-Cord™ Durability: The exclusive Dura-Cord™ is a chew-, kink-, and knot-resistant braided cord that withstands the daily wear and tear of young users. Its PVC-jacketed nylon construction ensures long-lasting durability. Snap-On Extension Band for a Perfect Fit: Each headset comes with a snap-on extension band designed for smaller children, allowing for an adjustable, secure fit tailored to young learners. Anti-Lice Storage Bag: For added health and safety, each headset set includes a moisture-resistant, anti-lice storage bag that kills lice within 24-48 hours without chemicals—helping prevent the spread of lice in classrooms. Technical Specifications: Headset Design: Mid-size, on-ear Cushions: Soft leatherette for comfort Headband: Twistable EVA Foam for a custom fit Plug: 3.5mm TRRS stereo, 120° angle Cord Length: 4 feet, chew-resistant Dura-Cord™ Headset Speaker Drivers: 30mm for clear audio Mic Type: Omnidirectional with passive noise-canceling for crisp voice capture Mic Sensitivity: -42dB ±3dB Mic Impedance: 2,200Ω for clear, balanced audio Frequency Response (Headset): 20Hz-20KHz Mic Frequency Response: 100Hz-10KHz Why Choose HamiltonBuhl® Flex-Phones™? Durability & Flexibility: Built for active kids, these headsets are nearly indestructible, with reinforced materials that can handle drops, tugs, and constant adjustments. Ideal for All Learning Environments: Whether you're teaching in a classroom or helping your child with homework at home, these headsets provide clear audio and comfortable wear for all-day use. What's Included: 42 headsets in one convenient pack 1-year warranty for added peace of mind Anti-lice, heavy-duty storage bags to ensure health and hygiene Elevate your learning environment with HamiltonBuhl® Flex-Phones™ – the ultimate headset solution for young students. Whether you're equipping a classroom or enhancing remote learning at home, these headsets deliver superior audio quality, comfort, and durability to support the needs of K-5 students. Order your pack of 42 HamiltonBuhl® Flex-Phones™ today!  

AE-35 USB-C Headphone – Crisp Sound, Comfortable Fit, Classroom Ready Designed for non-microphone testing and assessments, the AE-35 USB-C Headphone delivers crystal-clear audio with a lightweight, all-day-comfortable fit. It connects directly to modern USB-C devices—no adapters required—making it ideal for Chromebooks, laptops, and tablets in K–12. Key Features USB-C plug-and-play: Simple, reliable connection to current devices. 40 mm drivers: Rich, clear sound for focus and comprehension. All-day comfort: Mid-sized on-ear cups and soft PU leatherette pads. Durable 6-ft braided cable: Nylon-wrapped for tangle resistance. Perfect for testing: Headphone-only (no microphone) to reduce distractions. Specifications Speaker Size: 40 mm Sensitivity: 108 dB ± 3 dB @ 1 kHz Frequency Response: 20 Hz – 20 kHz Plug Type: USB-C Cord: 6 ft, nylon braided Earpads: Soft PU leatherette Compliances: CA Prop 65, CPSIA, TSCA, RoHS, REACH SVHC, and more Good to Know No mic included: This model is a headphone for listening-only. Need a microphone? Choose a USB-C/USB-A classroom headset. Related Accessories Replacement earpads – extend fleet life Headphone storage – organize sets 1–30 Device-safe cleaners – quick end-of-day wipe-downs

Koss SB45 Multimedia Headset – Premium Sound, Comfort, and Convenience The Koss SB45 Multimedia Headset is designed for those who demand both exceptional audio quality and comfort, whether for personal use, work, or study. With its foldable design, noise-reduction technology, and comfortable ear cushions, this headset delivers a premium experience wherever you go. Perfect for online meetings, multimedia use, and hands-free calls, it’s the ideal headset for clear communication and long-lasting comfort. Key Features & Benefits: Clear Voice Technology (CVT): Experience superior voice clarity with Koss's Noise-Reduction CVT, which ensures crystal-clear communication by minimizing background noise. Whether you're making calls, attending virtual meetings, or participating in online learning, your voice will come through loud and clear. Premium Sound Quality: The SB45 is engineered with anisotropic ferrite magnets that enhance sensitivity and reduce sound distortion. Enjoy high-quality, balanced sound across all volume levels, whether you’re listening to music, watching videos, or engaged in multimedia tasks. Comfortable, Soft Leatherette Ear Cushions: Stay comfortable for hours with plush, leatherette ear cushions that provide a snug fit while blocking out distractions. Perfect for extended use, these cushions are soft to the touch and easy to clean. Adjustable, One-Size-Fits-All Design: The adjustable headband ensures a secure, personalized fit for users of all head sizes, making the SB45 an excellent choice for both kids and adults. Space-Saving, Foldable Design: Ideal for on-the-go use, the SB45 easily folds up for compact storage or easy transportation. Keep it in your bag, backpack, or desk drawer without taking up much space—perfect for students, professionals, or travelers. Independent 3.5mm Plugs: For easy setup, the headset comes with independent 3.5mm plugs for the headphone and microphone, making it simple to connect to a variety of devices including computers, smartphones, and tablets. Koss Limited Lifetime Warranty: Backed by Koss’s reputation for quality, the SB45 comes with a Limited Lifetime Warranty, giving you peace of mind and confidence in your purchase. Specifications: Noise Reduction: Clear Voice Technology (CVT) for superior audio quality and reduced background noise Ear Cushions: Soft, leatherette for ultimate comfort and durability Headband: Adjustable to fit most head sizes Sound Quality: Anisotropic ferrite magnet structure for high sensitivity and minimal distortion Connectivity: Independent 3.5mm plugs for easy headphone and microphone connection Design: Foldable for convenient storage and portability Warranty: Koss Limited Lifetime Warranty for long-term satisfaction Why Choose the Koss SB45 Multimedia Headset? Whether you're looking for a reliable headset for online meetings, study sessions, or entertainment, the Koss SB45 is built to deliver. With noise-canceling technology, superior sound, and a foldable design, it’s the perfect combination of performance and convenience. Ideal for all ages and all uses, the SB45 ensures you stay comfortable and connected wherever you are. Order TodayUpgrade your audio experience with the Koss SB45 Multimedia Headset. Don’t miss out on premium sound, unbeatable comfort, and portability—all backed by Koss’s Lifetime Warranty.

Koss SB40 Full-Size Communication Headset with Noise-Canceling Microphone – Premium Sound & Comfort for Gamers and Professionals Take your audio experience to the next level with the Koss SB40 Communication Headset. Designed for gamers, students, and professionals alike, this full-size headset offers superior sound quality and unbeatable comfort. Whether you’re battling in virtual worlds, engaging in online meetings, or studying in a library, the SB40 delivers crystal-clear audio and noise-free communication for all your needs. Key Features & Benefits: Premium Sound Quality: The Koss SB40 headset is equipped with a dynamic audio element that provides rich, full-range sound. From booming bass to crisp treble, enjoy clear, immersive audio that brings your games, music, and voice chats to life at all volume levels. Noise-Canceling Microphone: The built-in noise-canceling microphone eliminates background distractions, ensuring crystal-clear communication. Whether you're streaming, gaming, or participating in virtual classes, your voice will be heard with exceptional clarity, without unwanted interference. Comfortable Leatherette Ear Cushions: The soft, leatherette ear cushions envelop your ears for ultimate comfort, even during long sessions. These plush ear pads also offer excellent noise isolation, blocking out ambient sounds so you can fully focus on your game, work, or learning. Adjustable Headband for a Perfect Fit: The adjustable headband provides a secure and comfortable fit for users of all head sizes. Enjoy hours of use without feeling discomfort or pressure, whether you're gaming or studying. Versatile Connectivity: The independent 3.5mm plugs make it easy to connect your headset to a variety of devices, including PCs, gaming consoles, and smartphones. The separate headphone and microphone jacks ensure compatibility with voice applications, such as speech recognition and PC voice chat. Durable & Long-Lasting: Built to withstand daily use, the SB40 headset is engineered for durability. Backed by Koss’s Limited Lifetime Warranty, you can trust this headset to last for years of use. Why Choose the Koss SB40 Communication Headset? Designed for both performance and comfort, the Koss SB40 headset is perfect for a variety of environments, including gaming, online meetings, virtual classrooms, and more. With a noise-canceling microphone, premium sound quality, and exceptional comfort, it’s the ideal choice for anyone who needs high-quality audio and communication. Whether you're a passionate gamer, a remote worker, or a student, the Koss SB40 headset ensures you have the tools you need to succeed. Don’t settle for less – experience the premium sound, comfort, and reliability of the Koss SB40.

USB Headset with Noise-Cancelling Mic is designed to deliver exceptional comfort and clear communication for a variety of educational and professional applications. Whether you're using it for classroom communication, interactive learning software, or multi-student interactions, this headset ensures optimal sound quality and reliability throughout extended use. Key Features & Benefits Plug-and-Play USB Connectivity: The single USB plug allows for quick and easy connection to your PC, making setup hassle-free and perfect for both classroom settings and remote learning environments. Noise-Reducing Electret Microphone: The integrated electret noise-reduction microphone ensures hands-free communication with clear, crisp audio, blocking out background noise for an undisturbed learning experience. Ideal for online learning, language programs, and virtual classes. Dynamic Sound Quality: With an extended frequency response, the CS95 headset provides clear, full-range audio, ensuring speech is always sharp and intelligible. Whether for voice applications, speech recognition, or interactive gaming, enjoy natural, high-quality sound. Comfortable Design for Extended Use: Soft foam ear cushions deliver a comfortable, open, hear-through sound, perfect for long study sessions, online courses, or classroom activities. The adjustable headband ensures a secure, customized fit for all users. Versatile and Reliable: The CS95 is compatible with various PC voice applications and language learning software, supporting both educational and professional environments. It can also be used with an external power source if your sound card does not have a built-in bias supply. Specifications Frequency Response: 30-16,000 Hz (headset); 100–16,000 Hz (microphone) Impedance: 32 Ohms (headset); Same as load resistance (microphone) Sensitivity: 91 dB SPL (headset); -56dB +/- 3dB per 1V/µbar @1kHz (microphone) Microphone: Electret noise-canceling microphone for clear communication Ear Cushions: One foam ear cushion for single-sided listening Cord Length: 8ft single-entry cord for convenient movement