The Kensington USB Hi-Fi Headphones with Microphone provide high-quality stereo sound, a microphone designed to support voice clarity and best-in-class comfort features. Supporting common core learning standards, the headphones provide a maximum output of 94dB for safe listening, with the mic supporting the latest audio-based classroom testing requirements. The headset is suitable for students, call centres, business professionals and gamers. Compatible with Windows, Mac and Chromebooks for a simple plug and play experience.