A speaker phone for individual or small group use. The Chat 150 USB connects to PCs for rich, full-duplex audio communications, and can be used with VoIP softphones, web collaboration, instant messaging, and any other applications requiring two-way audio. A perfect addition to the office or conference room for greatly enhanced collaboration. Features: Item # 910-156-200 Personal / Group Speakerphone USB Connection to PC HDConference Audio Technology 360-Degree Microphone Coverage Distributed Echo Cancellation Noise Cancellation Full Duplex Operation Compact, Portable Design Volume Control Mute Chat 150 Applications Web Conferencing VoIP Softphones Internet Telephony Instant Messenger Voice Recognition