Features:

Over-the-head design stereo headset,
Dynamic, full-range stereo sound ;
Noise-canceling microphone;
Adjustable padded headband;
The headband adjusts to give you just the right fit, and plush padding keeps you comfortable.
Comfy foam ear cups;
Designed to keep your ears feeling good even on long calls.
You can instantly adjust the volume and mute the microphone .
Easy setup :
Just plug your headset into the 3.5mm input and output jacks on your computer and it is ready to go . It also support USB connect . simple as that .
USB connect is for LED power only , not for audio .
Works with games , movies , music , and common calling applications including Logitech Vid HD , Skype , Yahoo! Messenger , Gmail , Windows Live Messenger AIM and others .