Type: SOHO IP-PBX with PORTS, GSM and VoIP Connectivity
Built in ports: 4 CO and 16 Single Line Telephone Ports
Optional intefaces: VoIP Server, GSM, Voice Mail
Power supply: External Adaptor - 24VDC, 1.5A
Key differentiation: 50 SIP Extensions, 8 SIP Trunks, Mobile Extensions, etc.