Logitech ClearChat Comfort/USB Headset H390 (Black)
From the ManufacturerComfort 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 ComfortAdjustable, padded headband and plush ear pads: Ensure a comfortable fit.      Control and ConvenienceNoise-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 RequirementsPCWindows® 2000, Windows® XP, Windows Vista™USB portMacMac OS® X (10.2.8 or later)USB portTechnical SpecificationsFrequency response:Headset: 20 Hz–20 kHzMicrophone: 100 Hz–10 kHzInput sensitivity: -62 dBV/µbar, -42 dBV/Pa +/- 3 dBCable length: 8 feetConnections: USB compatible (1.1 and 2.0)Package ContentsLogitech® ClearChat Comfort USB™Quick-Start Guide2-year limited hardware warranty