The Microsoft LifeChat LX-2000 Stereo Headset is a stereo headset designed for use with a computer. The headset features stereo headphones and an integrated microphone. It connects to your computer via standard 1/8" (3.5mm) connectors. The headset is an excellent choice for anyone who wishes to participate in web conferencing or VoIP communications. It is optimized for use with Windows Live Messenger.