???????
1. ?????????100-240V???????? 50??60????
2. ????
?????10/100Base- T?????1??
?????????3??4??7??8??15??16?????????????6KM??
3. ????????飺20W
4. ???????
5. ???SIP 2.0 (RFC3261)
6. ???????????G.711A/u, G.7231 high/low, G.729, G.722,G.726
7. ?????????????G.168?????????? 96 ????
8. ???????
9. ??????????SIPЭ????????????????
10. ??????????????????????????Ч??