Kensington USB Hi-Fi Headphones with Mic

High-quality stereo sound is provided through powerful 40mm drivers with deep bass and a wide dynamic range to deliver an exceptional listening experience. Best-in-class comfort ? designed to fit heads of all ages, the adjustable headband is padded, the flexible boom-style microphone can be rotated up to 270 degrees and the foam ear pads are wrapped in a soft leatherette cover to provide hours of comfortable use. Noise-cancelling microphone uses passive resistance technology to filter out ambient noise for optimum speech clarity. 1.8m USB cable is the ideal length for learning environments and strong enough to stand up to heavy use. Multi-device compatibility allows headphones to work with Windows, Mac and Chromebook devices. Safe listening limit sets the maximum output to 94dB to protect ears from hearing loss associated with excessively loud noise.