The ClearOne Chat 150 VC is a perfect addition to the office or conference room for greatly enhanced collaboration. The CHAT 150 VC connects to video conferencing systems for rich, full-duplex audio communications. This has a built-in three microphones which provide full 360-degree coverage up to 8 feet from device. The Chat 150 VC provides microphone pickup and echo cancellation that is far superior to the built-in audio on video systems. It features Advanced ClearOne HD Conference audio processing technology which deliver remarkably rich audio for natural, effortless conversations. Also bridges audio from PC applications with audio on video conferencing system for instant 3-way conference bridge. Chat 150 VC Features: Personal / Group Speakerphone USB Connection to PC Connection to Video Conferencing System 360-Degree Microphone Coverage Distributed Echo Cancellation Noise Cancellation Full Duplex Operation Compact, Portable Design Volume Control Mute Chat 150 VC Applications Internet Telephony VoIP softphones Web Conferencing Instant Messenger Desktop Video Conferencing Audio Playback