China (Mainland) VOIP Phone

Specifications: * support h.323 v4, mgcp 1.0, sip etc.

Major h.323 v1-v4 system * support dhcp auto IP address assignment * can be configured by web browser (such as ie) or telnet * upgrade by ftp * dynamic voice detection, comfortable noise generation, dynamic voice jitter buffer * tone generation and local dtmf re-generation according to itu-t * e.164 dial plan and customized dial rules * 100 entries for quick dial * 80 entries each for missed calls, answered calls and dialed calls * adjustable volume for both handset and speaker, voice prompt