Logitech USB Headset H540. Plug into high-performance audio for PC calls, music, and more. Simply insert the USB and instantaneously experience crisp, digital stereo and crystal-clear calls. High-performance for PC calls and music Bring your Internet calls, music, movies and online videos to life with this precision-audio stereo headset. Simply plug the USB cord into your desktop or laptop computer to instantly immerse yourself in pure, rich digital sound. Plug-and-play USB connection Simply plug in your headset to instantly start enjoying calls and music in pure, crisp digital stereo. Hear every detail Laser-tuned drivers and a built-in equalizer optimize sound and minimize distortion, so you can experience the rich audio details in all of your music, movies and calls. Crystal-clear chatting, Skype-certified High-quality mic reduces background noise so friends, family and business associates hear you clearly Flips up and hides away when you’re not on a call Easy on-ear sound controls Quickly adjust volume or mute the microphone with easy-to-reach, separate, no-look controls. On-cord mute indicator light You’ll never talk with the mute on again, thanks to the bright, easy-to-see mute light. Lasting comfort Soft leatherette padding is easy on your ears, especially when you’re listening to music or chatting for hours Padded headband conforms naturally to the contours of your head for a perfect and comfortable fit