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The USB-SA Premium External USB Stereo Sound Card is an easy and affordable way to convert analog audio headsets to USB connectivity. Ideal for school labs, classrooms, and shared computer carts, this compact plug-and-play adapter delivers reliable performance and consistent audio quality with minimal setup. Why classrooms like the USB-SA Converts 3.5mm TRRS plug to USB-A for wider compatibility Simple plug-and-play—no drivers needed Compact size fits neatly in classroom tech bins Durable construction with reinforced strain relief Helps extend the life of existing headsets Compatibility Works with any 3.5mm TRRS headset with a combined mic/headphone plug. Compatible with Chromebooks, laptops, and desktops that accept USB-A audio input/output. No software required. Care & Hygiene Wipe with a soft dry cloth or disinfectant wipe between uses. Ideal for shared devices in classrooms and labs. Avoid liquid cleaners or submersion. Tech specs Input: 3.5mm TRRS jack Output: USB-A male plug Dimensions: 1.9" x 0.9" x 0.5" Cable length: 4.5 inches Plug-and-play (no drivers required) Color: Black

The USB‑SA + Array‑2S External Sound Card & Mic Array upgrades your audio quality by bypassing your computer’s built‑in sound system. Designed for educators, speech recognition, and hybrid classrooms, it offers low-noise output plus beamforming mic input for clear voice capture. Why classrooms & professionals choose this device Premium external USB stereo sound card with CD-quality digital sample rates Bypasses your computer’s internal sound hardware for cleaner, low-noise audio Beamforming Array‑2S microphone eliminates background noise and focuses on your voice Compact, small-form design ideal for desktop mounting or laptop setups Compatible with Andrea headsets, microphones, and most legacy peripherals Compatibility & Use Cases Works with Windows XP through Windows 10 and Mac OS X 10.5+. Requires USB for both power and data. Use it when needing a high-quality mic + audio interface for teaching, dictation, virtual classes, or speech applications. Care & Usage Tips Mount the device on your monitor or station with included clip or adhesive Avoid placing near high-noise fans or vents; keep the mic array clear of obstructions Use a soft, dry cloth to clean; avoid moisture or solvents Tech specs / Features USB interface: USB‑SA external stereo sound card with mic input & speaker output Beamforming Microphone: Array‑2S multielement mic array LED Indicator: Power/data LED Supported OS: Windows XP / Vista / 7 / 8 / 10; Mac OS X 10.5+ :contentReference[oaicite:0]{index=0} Compact size; mountable to monitors or laptop edges Compact and portable design for flexible workstation use

The WNC Bluetooth Dongle is a plug-and-play USB adapter designed to connect your WNC‑2100, WNC‑2500, WNC‑3000, or WNC‑3100 headsets to your PC or Mac. Ideal for educators and students who need seamless wireless audio without installing complex drivers. Why classrooms like this dongle Simple USB plug-and-play setup Compatible with WNC‑2100, WNC‑2500, WNC‑3000, and WNC‑3100 headsets Enables wireless audio connection to computers Supports hands-free calling when paired with compatible software Ideal for classroom, lab, or remote learning environments Compatibility & Use Cases Use this dongle to connect your WNC series headsets to Windows or macOS devices. Perfect for online classes, virtual meetings, or any scenario requiring wireless audio connectivity. Care & Usage Plug the dongle into an available USB port on your computer. Allow for automatic installation. Once installed, your headset should connect wirelessly. Keep the dongle in a dry, dust-free environment when not in use. Tech specs Compatibility: WNC‑2100, WNC‑2500, WNC‑3000, WNC‑3100 headsets Interface: USB 2.0 Operating Systems: Windows and macOS Functionality: Wireless audio connection, hands-free calling support Warranty: 1 year (school/institutional use)

The WNC-2100 Wireless Noise-Canceling Bluetooth® Mono Headset delivers exceptional audio clarity and comfort, making it ideal for mobile phones, computers, and tablets. Whether you're attending virtual classes, participating in online meetings, or enjoying multimedia content, this headset ensures an immersive experience. Key Features & Benefits Advanced Noise-Canceling Microphone: The noise-canceling microphone with a 360° rotating semi-rigid boom is designed for crystal-clear voice capture, eliminating background noise and ensuring superior call quality for both left and right-side use. Clear, High-Quality Audio: Enjoy DSP-enhanced digital sound through the 30mm mono speaker, offering rich and clear audio that's perfect for calls, podcasts, music, or video chats—everything you need in a single headset. Comfortable All-Day Wear: Designed with a padded headband and soft leatherette ear cushion, this headset provides comfort for extended use, whether you're on a call, in a meeting, or listening to your favorite content. Effortless Multi-Device Pairing: Stay connected to both your mobile phone and tablet or computer (Windows/Mac) simultaneously. The WNC-2100 makes it easy to switch between devices without the hassle of disconnecting and reconnecting. Long-Lasting Battery Life: Enjoy up to 12 hours of talk time with a reliable 30-foot operating range. With this powerful headset, you can stay connected and productive throughout the day. Convenient Call Management: Simplify your communication with features like voice dialing, call waiting, and last number redial, making it perfect for business professionals, remote workers, or anyone who relies on efficient call management. Portable & Ready to Travel: The WNC-2100 includes a USB dongle, charging cable, and a handy carry case, offering easy storage and portability for use on the go. Whether traveling for business or working from different locations, this headset is built for convenience. Broad Compatibility Compatible with a wide range of devices: Computers: Windows Vista, 7, 8, 8.1, 10; Mac OS X 10.5 and higher Mobile Phones: Android, iPhone, Windows Phone, and any mobile phone with Bluetooth® capability Tablets: Android, iPad, Kindle, Windows, and any tablet with Bluetooth® capability Technical Specifications Talk Time: Up to 12 hours Standby Time: 24 days Bluetooth® Specification: Version 4.0 with EDR and eSCO Operating Range: Approximately 30 feet Supported Bluetooth® Profiles: HFP, HSP Battery: Internal rechargeable battery Features: Digital sound enhancement via DSP technology, noise reduction on transmitted and received audio, automatic volume adjustment on received audio, acoustic shock protection, eSCO for enhanced audio quality, 128-bit encryption

The WNC-2500 Wireless Noise-Canceling Bluetooth® Stereo Headset delivers exceptional audio clarity and comfort, making it ideal for mobile phones, computers, and tablets. Whether you're attending virtual classes, participating in online meetings, or enjoying multimedia content, this headset ensures an immersive experience. Key Features & Benefits Superior Noise-Canceling Technology: Advanced microphone with a 360° rotating semi-rigid boom for clear voice capture, minimizing background noise. Exceptional Sound Quality: 30mm stereo speakers and DSP technology provide rich, crisp audio for calls, music, and multimedia content. All-Day Comfort: Durable padded headband and soft leatherette ear cushions designed for extended use without discomfort. Multi-Device Pairing: Seamlessly connects to mobile phones, tablets, and computers (Windows/Mac), allowing you to switch devices effortlessly. Impressive Battery Life: Up to 12 hours of continuous talk time with an operating range of up to 30 feet. Convenient Call Management: Features like voice dialing, call waiting, and last number redial enhance productivity. Portable & Ready to Travel: Includes a USB dongle, charging cable, and a convenient carry case for easy storage and transport. Compatibility Compatible with a wide range of devices: Computers: Windows Vista, 7, 8, 8.1, 10; Mac OS X 10.5 and higher Mobile Phones: Android, iPhone, Windows Phone, and any mobile phone with Bluetooth® capability Tablets: Android, iPad, Kindle, Windows, and any tablet with Bluetooth® capability Technical Specifications Talk Time: Up to 12 hours Standby Time: 24 days Bluetooth® Specification: Version 4.0 with EDR and eSCO Operating Range: Approximately 30 feet Supported Bluetooth® Profiles: HFP, HSP Battery: Internal rechargeable battery Features: Digital sound enhancement via DSP technology, noise reduction on transmitted and received audio, automatic volume adjustment on received audio, acoustic shock protection, eSCO for enhanced audio quality, 128-bit encryption

Y‑100 Splitter Cable The Y‑100 Splitter Cable from Andrea Communications gives you the ability to mirror one audio source across two headphones—ideal for educators or parents who want to listen along with a student. Each headphone output has its own volume control, making it perfect for classrooms or shared learning environments. Product Features Plug-and-play design: no software or drivers needed Independent volume control on each headphone output Color‑coded connectors to match your headphones for easy setup Made by Andrea Communications — trusted in audio and dictation solutions Specifications Model: Y‑100 Splitter Cable (Andrea) :contentReference[oaicite:1]{index=1} Function: Splits one stereo audio output into two headphone outputs Volume Controls: On both headphone output lines Connector Type: 3.5 mm male input → 2 x 3.5 mm female outputs Use Case: Parents/teachers can monitor while students listen :contentReference[oaicite:2]{index=2} We accept POs and offer volume pricing. Free shipping applies within the 48 contiguous U.S. Products undergo a quality assurance check.