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Stock classrooms, testing labs, and carts with the dependable Koss UR5. These lightweight, on‑ear stereo headphones use a universal 3.5 mm plug and a classroom‑friendly 4 ft (≈1.2 m) cable—ideal for Chromebooks, desktops, and devices with a standard audio jack. Why classrooms like the UR5 Lightweight on‑ear design: comfortable for long class sessions Clear stereo playback: tuned for lessons, videos, and assessments Universal 3.5 mm plug: works with most laptops and desktops Classroom‑length cable (~4 ft / 1.2 m): tidy and durable setup Bulk value: 100‑pack for fast deployment across rooms and labs Compatibility at a glance Note: UR5 is an audio‑only headphone (no built‑in mic). For voice capture, use earbuds with a mic or a headset. If your device has no audio jack (USB‑C only), use a USB audio adapter or pick a USB model. For microphone needs, select a headset or mic‑equipped model. Tech specs Form factor: on‑ear (supra‑aural), closed‑back Connection: 3.5 mm stereo plug Cable length: ~4 ft (≈1.2 m) Impedance: 32 Ω (nominal) Sensitivity: ≈91 dB SPL @1 mW Frequency response: ~80 Hz – 18 kHz Microphone: none (audio playback only) Quantity: 100 headphones per pack

Koss QZ900 Noise-Canceling Headphones – Experience Immersive Sound Without the Distractions Elevate your audio experience with the Koss QZ900 Noise-Canceling Headphones, designed to deliver clear, distortion-free sound in even the noisiest environments. Whether you're on the go or simply relaxing at home, these headphones reduce unwanted background noise, allowing you to enjoy deep, rich lows and sparkling highs with greater efficiency and clarity. Key Features: Revolutionary Active Noise Reduction (ANR): The QZ900 headphones use advanced ANR technology to reduce low-frequency, distracting sounds, providing an immersive audio experience, whether you're in a crowded café, on a noisy commute, or just relaxing at home. Dual Noise Cancellation Modes: Unlike many noise-canceling headphones, the QZ900 allows you to enjoy your music with or without the active noise cancellation, giving you the flexibility to choose your preferred listening mode. Enhanced Sound Quality: Enjoy clear, powerful audio with less distortion. The active noise cancellation helps reduce strain on your portable device’s amplifier, so you get a smoother, more efficient sound experience. Wireless Freedom & Convenience: The detachable cord allows you to switch between wired and wireless use, offering more freedom in how you listen to your music. With just a standard AAA battery, you’ll get approximately 50 hours of active noise cancellation. Comfort & Portability: The closed leatherette ear cushions provide passive noise isolation for enhanced listening comfort, while the fold-flat design makes it easy to store and carry your headphones. The included carrying case ensures your headphones stay protected on the go. In-Line Volume Control: Adjust the volume easily with the built-in in-line volume control, so you can find the perfect sound level without needing to touch your device. Specifications: Noise-Canceling Technology: Active Noise Reduction (ANR) to block out unwanted sounds Passive & Active Modes: Use with or without active noise cancellation for versatile listening Ear Cushions: Closed leatherette for additional passive noise isolation Cord: 4-foot straight single-entry cord with in-line volume control (cord is detachable for wireless mode) Portability: Fold-flat design for easy storage and transport; includes carrying case Battery: Standard AAA battery provides up to 50 hours of active noise cancellation Warranty: Covered by the Koss Limited Lifetime Warranty Whether you’re traveling, working, or simply enjoying your favorite tunes, the Koss QZ900 Noise-Canceling Headphones offer an exceptional listening experience, blending premium sound quality with cutting-edge noise-canceling technology. With versatile features and superior comfort, these headphones are your perfect companion for both everyday use and on-the-go. Order the Koss QZ900 today and experience crystal-clear sound without distractions!

Headset with Flexible Boom Mic delivers clear voice communication with comfort. Featuring a noise‑canceling electret mic on a flexible boom and full‑range audio, it’s ideal for language labs, online lessons, and computer classes. Key Features & Benefits Flexible, noise‑canceling boom mic ensures your voice comes through clearly Single 3.5 mm TRRS plug — works with PCs, Macs, iPads, Chromebooks, and more Soft foam ear cushions and adjustable headband for extended comfortable wear Full frequency response (20–22,000 Hz) for accurate audio playback Lightweight yet durable construction built for student use Technical Specifications SKU: CS200i Frequency Response: 20–22,000 Hz Impedance: 32 Ω Sensitivity: 102 dB SPL Cord Length: 4 ft Plug Type: 3.5 mm TRRS Microphone: Electret, noise‑canceling, flexible boom Earpad: Soft foam Headband: Adjustable Usage & Tips Position the boom mic close to your mouth for best clarity; rotate it away when unused The TRRS plug supports both mic and audio in one connection—no adapter needed Wipe the cushions periodically with a damp cloth; avoid soaking Avoid sharp bends at the plug or near entry points to ensure longevity

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)

KE5k Lightweight Earbuds: Durable, Comfortable, and Perfect for School Use Discover the ideal earbuds for students with the KE5k Lightweight Earbuds—engineered for comfort, durability, and top-notch sound quality. Whether for classroom activities, online learning, or personal study time, these earbuds are designed to meet the unique needs of students across all age groups. Key Features: Designed for Active Listening: The KE5k earbuds are lightweight and portable, making them the perfect choice for students on the go. Whether in the classroom, library, or during remote learning, they offer an easy and comfortable listening experience. Available in Two Classic Colors: Choose from sleek white or stylish black to suit your personal or school’s aesthetic. Ideal for Audio Learning: With high-quality sound reproduction, the KE5k earbuds are perfect for educational content, audiobooks, online courses, and interactive lessons. Durable and Convenient Cord: The straight, dual-entry 4-foot cord provides ample length for flexibility and movement, while the standard 3.5mm plug ensures broad compatibility with most mobile devices, tablets, and computers. Koss Limited Lifetime Warranty: Backed by Koss’s renowned limited lifetime warranty, these earbuds offer you long-lasting durability and peace of mind. Specifications: Frequency Response: 60-20,000 Hz for a wide range of audio clarity Impedance: 16 Ohms, ensuring efficient power use Sensitivity: 98dB SPL for clear and crisp sound Cord Length: 4 feet, providing flexibility without tangled wires Why Choose KE5k Earbuds? The KE5k Lightweight Earbuds are designed to deliver excellent sound quality while ensuring a comfortable fit for students of all ages. Their compact, portable design makes them ideal for active learning environments, while their durable construction ensures they can withstand daily use. Perfect for classrooms, remote learning, or personal study time, these earbuds combine functionality with value. Invest in reliable, student-friendly earbuds today—designed to enhance educational experiences with superior sound and comfort. Covered by Koss's Limited Lifetime Warranty, the KE5k earbuds are a smart choice for long-lasting performance. Minimum Order: 10

Koss KE7 Two-Pack Earbuds – High-Quality Sound for Education & Everyday Use Looking for affordable, durable, and high-quality earbuds for your classroom, lab, or personal use? The Koss KE7 Two-Pack Earbuds offer superior stereo sound, a comfortable fit, and reliable performance—all at a budget-friendly price. Whether you're a teacher, student, or professional, these earbuds provide an excellent audio experience for testing, learning, and everyday listening. Key Features & Benefits: Affordable & Budget-Friendly: Perfect for schools and educational institutions looking to stretch their budget without sacrificing quality. The two-pack design offers excellent value for large classrooms or group settings. Versatile Compatibility: With a standard 3.5mm plug, these earbuds work seamlessly with mobile devices, computers, tablets, and other devices equipped with a headphone jack, making them a versatile choice for all your audio needs. Clear, High-Quality Stereo Sound: Designed for optimal sound performance, the Koss KE7 earbuds provide rich stereo audio, ideal for educational programs, testing, student placement, and everyday listening. Stylish & Practical: The KE7 earbuds come in two colors—white and black—so you can choose the style that suits you best. Whether for classroom distribution or personal use, they’re perfect for any situation. Koss Limited Lifetime Warranty: Backed by the Koss Limited Lifetime Warranty, you can trust that these earbuds are built to last and provide reliable audio performance over time. Ideal for Testing & Learning: These earbuds are an excellent choice for standardized testing, student assessments, or educational activities where clear audio is crucial for success. Specifications: Frequency Response: 60-20,000 Hz Impedance: 16 ohms Sensitivity: 98 dB SPL Cord Length: Straight, Dual Entry, 4ft for flexibility and convenience Plug Type: 3.5mm Standard for wide compatibility The Koss KE7 Two-Pack Earbuds are the perfect solution for educational environments, budget-conscious consumers, or anyone looking for quality earbuds at an affordable price. Whether you need them for classroom use, virtual learning, or on-the-go listening, these earbuds deliver reliable performance and value. Order Now and enjoy the perfect combination of high-quality sound and unbeatable value with the Koss KE7 Two-Pack Earbuds! Minimum Order: 10

Koss Earbuds: Superior Sound Quality, Comfortable Fit, and Ideal for Students Elevate the learning experience with Koss Earbuds, designed to provide exceptional sound quality and a secure, comfortable fit for students of all ages. These earbuds offer the perfect balance of performance, comfort, and durability, making them a top choice for classroom settings, remote learning, and digital education. Key Features: Enhanced 13mm Driver for Superior Sound: Enjoy crisp, clear audio with the 13mm enhanced driver, delivering superior sound quality across a wide frequency range. Perfect for lessons, audiobooks, online tests, and multimedia content. Customizable Fit for All Ages: With three cushion sizes (small, medium, and large), these earbuds offer a personalized, comfortable fit for students of different ages and ear sizes. Secure & Comfortable: Designed for long-lasting comfort, the soft, flexible ear cushions provide a snug fit that stays in place throughout study sessions, minimizing distractions. Durable 4-ft Cord: The 4-foot straight cord allows for ample movement, while the dual-entry design reduces tangling. The 3.5mm plug ensures easy compatibility with most mobile devices, tablets, computers, and audio equipment. Built to Last: Backed by the Koss Limited Lifetime Warranty, these earbuds are built for everyday use in educational environments, offering long-term reliability. Specifications: Frequency Response: 16 - 20,000 Hz for a wide audio range Impedance: 32 Ohms, optimizing audio efficiency Sensitivity: 106 dB SPL for clear, dynamic sound Cord: 4ft Dual-Entry Cord with a 3.5mm plug for easy connectivity Why Choose Koss Earbuds? The Koss Earbuds provide a reliable, high-quality audio solution for students and educators. Whether you're using them in the classroom, for online learning, or for testing, these earbuds offer excellent sound reproduction and a customizable fit to ensure comfort for extended use. Perfect for Educational EnvironmentsWith their comfortable ear cushions, superior sound quality, and versatile compatibility, Koss earbuds are an excellent investment for schools, libraries, and learning centers. Invest in quality and comfort today with Koss Earbuds, backed by a Limited Lifetime Warranty, and enhance your students' audio learning experience. Minimum Order: 10

Koss CS200-USB Communication Headset - The Ultimate Solution for Clear, Comfortable Communication Upgrade your communication game with the Koss CS200-USB communication headset, designed for maximum clarity, comfort, and versatility. Whether you’re working in the office, engaging in language learning programs, or participating in virtual meetings, this headset delivers exceptional sound quality and ensures you stay connected with ease. Key Features: Dual-Sided, On-Ear Design: Enjoy clear, full-range sound and a secure fit with the comfortable, on-ear design. Perfect for long hours of use. D-Profile for a Perfect Fit: The unique D-Profile design creates a natural, snug fit that enhances sound isolation, ensuring you’re fully immersed in your work or learning. All-Day Comfort: Lightweight and ergonomic, this headset is designed for comfort during extended use, so you can stay focused without discomfort. Flexible, Hands-Free Noise-Cancelling Microphone: The adjustable electret microphone reduces background noise for crystal-clear communication. Ideal for conference calls, language learning, or gaming. USB Plug-and-Play: No need for drivers—simply plug the USB connection into your device, and you’re ready to go. Versatile Use Cases: Perfect for conference calls, telephony, language learning, listening labs, testing, gaming, and hands-free business communication. Fully compatible with Dragon Naturally Speaking software. Limited Lifetime Warranty: Peace of mind with a limited lifetime manufacturer’s warranty. Specifications: Cushions: Soft foam for long-lasting comfort Connection: USB (8 ft cord) Microphone: Noise-cancelling electret microphone Adjustable Headband: Customizable fit for all head sizes Experience unparalleled audio performance with the Koss CS200-USB headset, your go-to tool for professional communication and immersive learning experiences. Perfect for anyone who needs reliable, high-quality audio for work, study, or play. Boost your productivity and communication efficiency—order your Koss CS200-USB headset today!

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.

Koss KMO15 On-Ear Headphones – Superior Sound, Stylish Design, and Outdoor-Ready Durability Take your audio experience to the next level with the Koss KMO15 On-Ear Headphones. Perfectly designed for outdoor enthusiasts, these headphones combine exceptional sound quality with a rugged, contemporary look. Whether you’re hiking, camping, or just enjoying the great outdoors, the KMO15 headphones deliver the Sound of Koss in a style that matches your adventures. Key Features & Benefits: Outdoor-Inspired Design: Available in the iconic Mossy Oak Break-Up Infinity® Green and Break-Up® Pink patterns, these headphones bring a bold, outdoor look that matches your active lifestyle while delivering premium sound. Perfect for nature lovers and hunters alike. Superior Sound Quality: Equipped with dynamic elements, the KMO15 headphones offer extended frequency response, providing clear highs and deep lows. Whether you’re listening to music, podcasts, or nature sounds, enjoy rich, immersive audio. Convenient In-Line Volume Control: Adjust your volume on the go with the built-in in-line volume control. No need to reach for your device—control your sound directly from the headphone cord for added convenience. Portability and Foldable Design: The KMO15 headphones are designed to fold flat, making them easy to pack and take anywhere. Whether you’re heading to the trail or traveling, these headphones are built for portability without sacrificing sound quality. Universal Compatibility: Featuring a straight 4-foot cord with a standard 3.5mm plug, the KMO15 is compatible with most audio devices, from smartphones and tablets to MP3 players and radios. Durable and Lightweight: Weighing just 4.8 ounces, these lightweight headphones are designed for comfort and durability, ensuring they stay secure during active use without feeling heavy or cumbersome. Koss Limited Lifetime Warranty: Enjoy peace of mind with the Koss Limited Lifetime Warranty, ensuring that your headphones are protected for years to come. Specifications: Dimensions: 9.9 x 1.6 x 7.3 inches Weight: 4.8 ounces Whether you're exploring the great outdoors or simply want a stylish, comfortable headphone for everyday use, the Koss KMO15 On-Ear Headphones offer the perfect combination of durability, portability, and high-quality sound. Order your Koss KMO15 headphones today and experience the Sound of Koss with a twist of adventure!

Koss KE10 Earbuds – Stylish, Comfortable, and High-Quality Sound Looking for high-quality, affordable earbuds that deliver clear audio and a sleek, comfortable fit? The Koss KE10 Earbuds are the perfect choice for mobile devices, tablets, and computers. Available in a range of vibrant colors, these earbuds offer a stylish design without compromising on sound quality or comfort. Whether you're listening to music, attending online classes, or enjoying podcasts, the Koss KE10 earbuds provide the ideal audio solution. Key Features & Benefits: Stylish & Versatile Colors: Choose from a variety of eye-catching colors, including blue, coral, mint, pink, violet, and white, to match your personal style or device. These earbuds are as fashionable as they are functional. Comfortable & Secure Fit: The soft, sculpted earbud design ensures a comfortable and secure fit, perfect for extended listening sessions without discomfort. Compact & Durable: The slim design of the KE10 earbuds makes them easy to carry and store, while the durable construction ensures they can handle everyday use without wear and tear. Universal Compatibility: Equipped with a 3.5mm plug, these earbuds work seamlessly with a wide range of devices, including smartphones, tablets, laptops, and other devices with a standard headphone jack. Koss Limited Lifetime Warranty: These earbuds are backed by Koss's trusted Limited Lifetime Warranty, offering you peace of mind with every purchase. Ideal for On-the-Go Listening: Whether you're using them for mobile devices, music, calls, or educational programs, the Koss KE10 earbuds are perfect for both personal and professional use. Specifications: Frequency Response: 40-20,000 Hz for rich, clear sound Impedance: 32 ohms for optimal audio performance Sensitivity: 100 dB SPL/1mW for high-volume, distortion-free sound Cord: Straight, dual entry, 4ft cord for flexible movement The Koss KE10 Earbuds offer unbeatable style, comfort, and performance for an affordable price. Perfect for students, professionals, and anyone on the go, these earbuds will meet all your audio needs. Order Now and enjoy superior sound and style with the Koss KE10 Earbuds! Minimum Order: 10

Koss UR23i Over-Ear Headphones The Koss UR23i Over-Ear Headphones offer a durable and comfortable listening experience, making them ideal for classrooms, remote learning, and personal use. With their closed-back design and 40mm drivers, they deliver clear, immersive sound while minimizing external noise. Key Features 40mm Drivers: Provide clear and immersive sound quality. Closed-Back Design: Helps minimize external noise for focused listening. In-Line Microphone: Allows for hands-free communication during calls or online classes. Durable Construction: Built to withstand daily use in educational environments. Comfortable Fit: Over-ear design with soft ear cushions for extended wear. 4-Foot Flat Cable: Tangle-resistant cable for easy storage and mobility. 3.5mm Audio Jack: Compatible with a wide range of devices. Available in Multiple Colors: Choose from black, white, blue, green, and yellow to suit your preference. Specifications Driver Size: 40mm Frequency Response: 20Hz – 20kHz Impedance: 34Ω Sensitivity: 94dB Microphone: In-line, omnidirectional Cable Length: 4 feet (~1.2 meters) Connector: 3.5mm stereo plug Weight: Approximately 131g Warranty: Limited lifetime warranty We accept Purchase Orders and offer volume pricing. Free shipping on orders within the 48 contiguous U.S. All units undergo quality assurance checks.

The Koss UR5 stereo headphone is a reliable, lightweight on-ear headphone built for classroom use. With a 4 ft cable and standard 3.5 mm plug, it’s ideal for iPads, laptops, and general student devices. Why classrooms like the UR5 Simple, durable on‑ear design for students of all ages Clear stereo audio—great for lessons, language labs, multimedia Standard 3.5 mm plug, compatible with most devices 4 ft cable—long enough for desks, short enough to avoid tangles Cost-effective and easy to deploy in bulk Compatibility at a glance The Koss UR5 is an audio-only headphone (no mic). It works with any device that supports a 3.5 mm stereo audio output—including iPads, Chromebooks, PCs, and Macs. If your device lacks a headphone jack (USB-C only), use a USB audio adapter or opt for a USB-based headset. Tech specs Form factor: On-ear (supra-aural) Connection: 3.5 mm stereo plug Cable length: ~4 ft (≈ 1.2 m) Impedance: 32 Ω Sensitivity: ~91 dB SPL @ 1 mW Frequency response: ~80 Hz – 18 kHz Microphone: None (playback only)

Koss KPH7 On-Ear Headphones – Lightweight, Durable, and Powerful Sound for Learning and Play Elevate your listening experience with the Koss KPH7 On-Ear Headphones—designed for those who demand high-quality sound without sacrificing comfort or portability. Perfect for students, educators, and music lovers, these lightweight headphones deliver the signature sound of Koss, offering deep bass and a wide frequency response that enhances any learning environment or entertainment session. Key Features: Crystal Clear Sound: Experience the full power of Koss with deep bass and clear, balanced audio. The wide frequency response ensures a rich listening experience, whether for educational content, music, or videos. Lightweight & Comfortable: The ultra-lightweight design and adjustable headband provide a secure, customized fit, making the KPH7 headphones perfect for extended use in classrooms, libraries, or on-the-go learning. Durable & Reliable: These on-ear headphones are built to last, designed with a durable construction that stands up to the demands of daily use while maintaining comfort and performance. Portable & Convenient: With a 4-foot cord and 3.5mm plug, the Koss KPH7 headphones offer flexibility and wide device compatibility, ideal for use with smartphones, tablets, computers, and more. Their compact design makes them easy to carry and store. Koss Limited Lifetime Warranty: Enjoy peace of mind knowing that the Koss KPH7 headphones are backed by the Koss Stereophones Limited Lifetime Warranty, ensuring durability and long-lasting performance. Why Choose Koss KPH7 On-Ear Headphones? The Koss KPH7 On-Ear Headphones combine incredible sound quality, comfort, and portability, making them the perfect choice for both learning and leisure. Whether you're in the classroom or relaxing at home, these headphones deliver an immersive audio experience at an affordable price. Plus, with the Koss limited lifetime warranty, you can trust that your investment is protected. Order the Koss KPH7 On-Ear Headphones today and enjoy lightweight comfort and superior sound quality wherever you go! Minimum Order: 5

Noise Cancelling Headset with Mic & Dual Plug combines comfort, clarity, and durability for classroom and computer lab environments. With a dual plug design (separate headphone + mic), this headset supports clear communication and noise rejection. Why Classrooms Choose CS95 Electret noise‑reducing microphone reduces ambient noise and improves voice clarity Dual plug system: one for audio, one for mic — widely compatible with computers and lab setups Soft foam ear cushion supports long use while minimizing fatigue Durable construction built for everyday student wear and tear Affordably priced for bulk classroom deployment Technical Specifications SKU: CS95 Plug Type: Dual plug (3.5 mm stereo + 3.5 mm mic) Microphone: Electret, noise‑reducing design Ear Cushion: Single foam ear cushion (open / hear‑through style) Warranty / Use: School / institutional use (as per site) Price: $14.99 (discounted from $20)

Koss SB49 Noise-Canceling Headset with Microphone & Volume ControlDesigned for Comfort, Clarity, and Performance Whether you're gaming, attending virtual classes, or participating in voice applications, the Koss SB49 Noise-Canceling Headset is engineered to provide exceptional audio quality and comfortable wear for extended use. With an 18-20,000 Hz frequency response and advanced features like oxygen-free copper voice coils, this headset ensures superior sound and clear communication every time. Key Features & Benefits: Comfortable All-Day WearDesigned with large, closed ear cups and soft leatherette ear cushions, the Koss SB49 offers a snug yet comfortable fit that ensures hours of use without discomfort. Perfect for students, professionals, and gamers alike, it’s ideal for long sessions of listening or talking. Clear, Full-Range SoundThe 18-20,000 Hz frequency response brings your audio to life with vibrant, rich sound. Whether you're immersing yourself in games or catching every word on a call, enjoy crystal-clear audio that enhances your experience. Oxygen-Free Copper Voice CoilsFeaturing oxygen-free copper voice coils, the SB49 improves signal transmission and sound clarity, providing you with enhanced sound quality and consistent performance. Noise-Reduction MicrophoneThe CVT noise-reduction microphone eliminates background noise, ensuring your voice comes through clearly without distractions. Whether you're using speech recognition software or chatting with friends, communication is easier and more effective. Easy Volume ControlAdjust the sound to your preference with the convenient in-line volume control located directly on the cord. No need to fumble with settings on your device—just adjust as you go. Adjustable Headband for All SizesFeaturing an adjustable headband, the Koss SB49 provides a perfect fit for users of all ages, from children to adults, making it an ideal choice for schools, home offices, and entertainment. Compact and PortableThe headset folds up for easy storage, making it perfect for on-the-go use. Whether you’re traveling for work or leisure, this headset won’t take up much space in your bag. Easy ConnectivityWith independent 3.5mm plugs, you can easily connect the headset to your PC or device, allowing for simple setup and hassle-free use. Durable & GuaranteedBacked by the Koss Stereophones Limited Lifetime Warranty, the SB49 headset is designed to last and provide you with reliable performance for years to come. Why Choose the Koss SB49? Perfect for Extended Use: Comfortable ear cushions and an adjustable headband make it ideal for long listening or speaking sessions. Superior Sound Quality: Full-range sound and clear communication powered by advanced features like oxygen-free copper voice coils and a noise-canceling microphone. Versatile and Portable: Easy to store, easy to connect, and designed for use across multiple devices—perfect for students, professionals, gamers, and travelers. Upgrade your audio experience with the Koss SB49 Noise-Canceling Headset—designed for ultimate comfort, exceptional sound, and reliable performance. Whether you're working, studying, or gaming, this headset offers everything you need to stay connected.