Logitech H540 USB HeadsetOverview Plug into high performance audio for PC calls, music and more. Key Features Rich Stereo SoundLaser tuned drivers and a built in EQ deliver superior, unrivaled audio quality and rich bassso you can maximize your listening experience. On Ear ControlsEnjoy volume and bass level control, as well as the ability to instantly mute the micall at your fingertips. Comfortable DesignSoft leatherette padded headband and earcups allow you to talk or