The ideal headset for all your Internet telephony needs. The PC 36 Call Control delivers great voice clarity for every conversation. Thanks to Sennheiser stereo sound, the PC 36 Call Control also lets you enjoy music, movies and games. The 3-in-1 unit lets you quickly adjust settings, such as the volume or mute. And control all calls - take and end conversations directly on the headset.Because PC 36 Call Control has its own USB soundcard built-in, there's no need for an external adapter. What's more, the fully flexible boom arm lets you position it exactly where it needs to be for talking, or moved out of the way for enjoying your multimedia fun.