VOIP 2/ 4 -FXO Port:

   Key features:

·                          Support dual protocols: ITU-H.323 V4 and IETF SIP V2

·                         Provide 2 /4RJ-11 ports for PSTN lines or PBX's extensions

·                         Support single or multiple servers registrations

·                         Support G.711 A/μ law, G.729A/B, G.723.1 Codecs

·                         Support Multiple dial plans and line hunt

·                         Support QoS, NAT transversal and router function

·                         Support VAD, CNG, EC

Connect person: Dolphin Rong

tel : 86-755-88290233

cellphone: 86-15914096010

Fax: 86-755-88291220

email(hotmail):dbl__r

MSN(hotmail): dbl__r

Skype:dolphin-xiah