The Plantronics .Audio™ 10 analog PC Microphone aids in turning your desktop PC into a complete Internet chat system. The device uses a noise-canceling, unidirectional microphone to capture and transmit your voice as accurately as possible, while filtering out background noise. It is compatible with many PC sound cards for Windows® and features an adjustable boom, a monitor attachment, and a weighted base for increased stability. The .Audio™ 10 PC Microphone is ideal for Internet phone calling and voice-enabled multiplayer games.