Support International Standard SIP protocol Interoperable with SIP Proxy Various VoIP Features : Call Holding, Call Transfer, Call Forwarding, Call Waiting, Call Conference, Call Pickup Easy setup with Web, Menu interface Support automatic configuration through TFTP/FTP server support various icon Various network management - Telnet, Web, SNMP support Support PSTN backup - optional Support PoE (Power over Ethernet) function - optional Easy local user customization of options
Codec-G.729, G.726, G.711, G.723.1 support automatic negotiation Support Inband / Outband DTMF Ensure voice of distinction (QoS) Support Dial Tone, RingBack Tone, Busy Tone, Congestion Tone VAD (Voice Activity Detection), Silence suppression, Echo cancellation / compensation support Speaker phone Caller-ID Various Last digit Various sounds of bell Phone Directory, the latest call log Local number insertion DigitMap Call waiting SMS Support PSTN Back-Up - optional
CPU
RISC Micro processor, Dual processor(CPU, DSP)
Keypad
Numeric key 12, navigation 4,
Function key 13, Speaker 1
Memory
System memory 4Mbyte Flash Memory
Main memory 16Mbyte high speed SDRAM
Size
177(D) x 191(W) x 120mm(H)
Ethernet
10/100Mbps Auto negotiation, WAN/PC 2 port Ethernet (RJ-45), POE function - optional