logitech clearchat comfort usb headset h390 black
from the manufacturer comfort and digital sound in a versatile headset . extend your comfort with a padded headband and ear pads . a rotating noise-canceling microphone reduces background chatter and convenient in-line volume and mute controls let you adjust audio on the fly . features comfort adjustable padded headband and plush ear pads ensure a comfortable fit . control and convenience noise-canceling microphone reduces background noise for clear conversation and voice commands . microphone rotates out of the way when you re listening to music or watching a movie . in-line volume and mute controls instantly adjust headset volume or mute the microphone . advanced digital usb experience superior sound clarity with the simplicity of a single usb plug-and-play connection . elevate the power of windows vista system requirements pc windows 2000 windows xp windows vista usb port mac mac os x 10.2.8 or later usb port technical specifications frequency response headset 20 hz 20 khz microphone 100 hz 10 khz input sensitivity -62 dbv bar -42 dbv pa - 3 db cable length 8 feet connections usb compatible 1.1 and 2.0 package contents logitech clearchat comfort usb quick-start guide 2-year limited hardware warranty