Software · H.323 V4 calling signal protocol · MGCP RFC2705 · SIP RFC2543 · Net2phone private protocol · IEEE 802.3 10Base-T/100Base-T RJ-45 port · Major G.7XX and GSM610 audio codec · Audio codec algorithm include G.711A, G711U, 723. · Quick dial setting and user-defined dial plan setting · TCP/IP: Internet Transport and Control Protocol · RTP: Real-time transport protocol · RTCP: Real-time Transport control protocol · G723.1?G729 VAD/CNG economical bandwidth · G165 16ms Echo cancellation · DTMP: Tone Detection and Generation · DHCP: Dynamic Host Configuration Protocol · PPPOE: Point to Point Protocol Over Ethernet · DNS: Domain Name Service · NTS: Network Time Service · Telnet: Remote Host log on Protocol · FTP: File Transfer Protocol · HTTP: Hyper Text tranfer Protocol · Build in H.323 proxy support · Auto search proxy
Electric Spec · Voltage: DC 9V · power:0.5W(max) · Power adapter: AD/DC input 100-220v, 400Ma · Network interface: RJ-45 Ethernet connector