| Hardware |
| LAN |
1 x 10/100Mbps RJ-45 port (Power Over Ethernet 802.3af compliant) |
| PC |
1 x 10/100Mbps RJ-45 port |
| LCD display |
2 x 16 characters |
| Speaker |
Full duplex hands free speaker phone |
| Protocols and Standard |
| Standard |
SIP 2.0 (RFC3261), MD5 for SIP authentication (RFC2069 / RFC 2617), SIP outbound proxy, SIP NAT Traversal Support STUN (RFC3489) |
| Voice codec |
G.711: 64k bit/s (PCM)
G.723.1: 6.3k / 5.3k bit/s
G.726: 16k / 24k / 32k / 40k bit/s (ADPCM)
G.729A: 8k bit/s (CS-ACELP)
G.729B: adds VAD & CNG to G.729 |
| Voice Standard |
Voice activity detection (VAD)
Comfort noise generation (CNG)
Acoustic echo canceller (AEC)
G.165: Line echo canceller (LEC)
Jitter Buffer |
| Supplementary services |
Caller ID
3-way conference
Immediate (unconditional) call forwarding
Busy call forwarding
No answer calls forwarding
Call Hold / Waiting / Transferring |
| Call history |
Record incoming call
Outgoing call
Missed (not accepted) call history |
| Protocols |
SIP v1 (RFC2543), v2(RFC3261), TCP / IP, UDP / RTP / RTCP, HTTP, ICMP, ARP, RARP, DNS, DHCP, SNTP, PPPoE |
| Network and Configuration |
| Access Mode |
Static IP, PPPoE, DHCP |
| Management |
Web, LCD menu keypad, Telnet, auto-provision by TFTP / FTP / HTTP |
| Dimension (W x D x H) |
184 x 200 x 48 mm |
| Operating Environment |
0~45 Degree C, 0~95% humidity |
| Power Requirement |
5V, 1A DC |
| EMC / EMI |
FCC, CE Class B |
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