Smart-Trek Mini Headphone 3.5 mm

Smart-Trek™ Mini Headphone — In-Line Volume, 3.5 mm Stereo Plug, Classroom-Ready The Smart-Trek Mini Headphone delivers comfortable, reliable audio for K–12 classrooms and testing labs. With an in-line volume control, wipe-clean ear cushions, and a durable 3.5 mm stereo (TRS) plug, it’s an easy, budget-friendly choice for carts, labs, and daily learning apps. Need a Microphone? Connector Use when… Headset (with mic) 3.5 mm TRRS Device has a single headset jack (audio + mic) Smart-Trek Deluxe TRRS USB-A Device has USB-A ports Smart-Trek Deluxe USB USB-C Device has USB-C ports Smart-Trek Deluxe USB-C Key Features Audio-only design: headphone (no microphone) for testing and focused listening. In-line volume control: quick sound adjustments without leaving your app. Comfortable fit: adjustable headband; soft, wipe-clean ear cushions for shared use.