| Interface | |
| WAN /LAN | 10/100M Ethernet uplink port |
| Protocol | |
| VOIP control protocol | SIP |
| Voice codec | G.711A, G.711U, G.729, G.723 etc. |
| Transmission protocol | RTP/RTCP IP address (UDP, TCP. RTP) |
| SIP | Support SIP domain, SIP authentication (none, basic, MD5), DNS name of server, Peer to Peer Support Pubic & Private server. Can connect to ISP and Private SIP server at the same time Support dual public server Support conference call and voice record |
| Network | WAN/LAN: Support Bridge and Router model Support basic NAT and NAPT Support PPPoE for xDSL Support DHCP Client on WAN Support DHCP Server on LAN Support DNS Relay, SNTP Client, Firewall Network tools in telnet server: Including ping, race route, telnet client |
| Menu language | English, Spanish, Czechoslovak alternative |
| Other characteristics | |
| Voice feature | Echo cancellation: Support G.168, and Hands-free can support 96ms Support Voice Gain Setting, Jitter Buffer, VAD, CNG, call forward, and Peer to Peer |
| Value-added service | SIP application: support Call forward/transfer/holding/waiting Call control features: Flexible dial map, support Hotline, Empty calling No. Reject service, Black list for reject authenticated call, No disturb, Caller ID. |
| DTMF | Support SIP info, DTMF Relay, RFC2833 |
| Characteristics of data interface | Support DHCP Client |
| Configuration method | Can configure and control through WEB browser or console port. |
| Maintenance and Management | Support Boot Monitor Can upgrade firmware through boot monitor Can configure through Web, keypad, Telnet Can upgrade firmware and configuration file through HTTP, FTP, TFTP Can Support Syslog |
| Physical specification | |
| Adapter (Input/Output) | Input: 100 ~ 240VAC 50-60Hz Output: +5VDC, 1200mA |
| Power Consumption | Idle: 1.4W/ Active: 1.8W |
| LCD Size | 3 inch (90 x 23mm) |
| Temperature | 0℃ ~ 40℃ |
| Humidity | 10% ~ 65% |
| Weight | 0.96kg |
| Chipset | MIPS32(150M), DSP(100M), Flash 16M, SDRAM 128M. |
| Dimension (WxHxD) | 9.84x6.7x3.6 in. (250x170x90mm) |
