C200 is an IP telephony system, which is used to help small and medium-sized enterprises establish a convenient and high-efficient communication way. The gateway provides 2 FXO ports and 2 FXS ports, and meanwhile it can be extended based on the Session Initiation Protocol (SIP).
Interworking with traditional PBX and third party IPPBX system, it allows users to communicate through voice, fax, data or video.