The Chat 50 personal speaker phone is a mobile audio peripheral that connects to a wide variety of devices and provides crystal-clear, hands-free audio communications. It provides unmatched full-duplex capability, which allows users to simultaneously speak and listen without audio cutting in and out. It also provides high-quality audio playback for music, gaming and other sound files. Chat 50 applications are; Internet Telephony, Enterprise Telephones (Avaya, Cisco, NEC, Nortel), VoIP Softphones, Cell Phones, Web Conferencing, Instant Messenger, Desktop Video Conferencing, Audio Playback, PC-Based Gaming.