tel : 86-755-88290233

cellphone: 86-15914096010

Fax: 86-755-88291220

email:dbl__r@hotmail.com

MSN: dbl__r@hotmail.com

The HT-842R is designed as a compact, high performance, and low cost Analog Terminal Adaptor (FXS Gateway).  It comes with 4 FXS ports to interface with traditional analog phone sets or PBX trunk lines for VoIP communications.  The HT-842R is a full featured FXS gateway and is designed for easy installation and configuration.  It supports the two most widely used Open VoIP Standards (SIP and H.323). This allows the HT-842R to interoperate seamlessly with softswitches or IP PBXs made by various vendors. Its high performance offers toll quality voice, flexible networking, and feature-rich call functions. It is an ideal low cost solution for SME environment where multiple lines are required.

Key Features

• Support dual protocols: ITU-H.323 V4 and IETF SIP V2
• Provide 4 RJ-11 port for POTS  phones or PBX's trunk lines
• Provide 2 RJ-45 Ethernet Ports
• Support single or multiple registrations
• Support hunt line, call forward/transfer/hold, phone book
• Support G.711 A/μ law, G.729A/B, G.723.1 Codecs
• Support QoS, NAT transversal and router function
• Support VAD, CNG, EC