VoIP Phone Compliant with IETF SIP standard Support DDNS for dynamic IP environment Compliant with G.711A/µ law, G.723.1, G.729 CODEC standard 2 RJ-45 ports for 10/100 Mbps Ethernet for easy installation with your network Provide RJ-11 port for usual Telephone Network Support VAD, CNG and EC features Support both Peer to Peer dialing and central Gatekeeper/Proxy environment Support Quick Configuration through Keypad and LCD Display Support Remote Configuration through Telnet and browser interface Support static IP, PPPoE and DHCP