| 硬件特性 |
| WAN |
1 x 10/100Mbps RJ-45 port |
| LAN |
1 x 10/100Mbps RJ-45 port |
| RJ11端口 |
1 x RJ-11 (PSTN connectivity) |
| LCD 显示屏 |
2 x 16 characters |
| 扬声器 |
Full duplex hands free speaker phone |
| 协议与标准 |
| 国际标准 |
SIP 2.0 (RFC3261), MD5 for SIP authentication (RFC2069/ RFC 2617), SIP outbound proxy, SIP NAT Traversal Support STUN (RFC3489) |
| 协议 |
SIP 1.0 (RFC2543), SIP 2.0 (RFC3261), TCP/IP, UDP/RTP/RTCP, HTTP, ICMP, ARP, RARP, DNS, DHCP, SNTP, PPPoE |
| 语音编码器 |
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.729: 8k bit/s
|
| 语音标准 |
Voice activity detection (VAD)
Comfort noise generation (CNG)
Acoustic echo canceller (AEC)
G.165: Line echo canceller (LEC)
Jitter Buffer
|
| 辅助功能 |
Caller ID
3-Way conference
Immediate (unconditional) call forwarding
Busy call forwarding
No answer calls forwarding
Call Hold / Waiting / Transfer
|
| 通话记录 |
Record incoming call
Outgoing call
Missed (not accepted) call history
|
| 网络设定 |
| 访问模式 |
Static IP, PPPoE, DHCP |
| 管理 |
Web, LCD menu keypad, auto-provision by TFTP/FTP/HTTP |
| 尺寸 (W x D x H) |
168 x 220 x 60 mm |
| 操作环境 |
0~50 degrees C, 0~90% humidity |
| 电源要求 |
7.5V DC, 1A |
| EMC / EMI |
CE, FCC Class B |
