Forty millimeter drivers with deep bass and a wide dynamic range deliver exceptional sound.Designed to fit heads of all ages the adjustable headband is padded and the foam ear pads are wrapped in a soft leatherette cover to provide hours of comfortable use. The flexible boomstyle microphone can be rotated up to 270 degrees. Robust design with durable materials including a sixfoot USB cord that allows for flexible movement make this headset ideal for learning environments call centers business professionals and recreational gamers.A noisecanceling microphone uses passive resistance technology to filter out ambient noise for optimum speech clarity. Easily adjust volume and mute the microphone with easytoreach controls built right into the USB cord.Safe listening limit sets the maximum output to 94db to protect ears from hearing loss associated with excessive loudness.These headphones work with Windows Mac and Chromebook devices.A oneyear warranty means you can rest assured knowing youre covered by Kensington.