900Mhz/1800Mhz GSM gateway

Detailed introduction to 900Mhz/1800Mhz GSM gateway:

The FreeGo WIA200x series VoIP GSM/CDMA/WCDMA Gateway is a multi-functional product used to effectively implement the smooth transition between PLMN (GSM/CDMA/WCDMA) and VoIP network. With install the mobile SIM Card in gateway, you can register the mobile telephone on the VoIP Softswitch and also can be easily combined into arbitrary number of channels of large gateway group. It’s a cost-effective gateway for SOHO, SMEs and system integrators and it also opens up new revenue generating opportunities for service providers.

Complying with standard SIP/MGCP, the product is full interoperable with leading Softswitch and SIP Server. It provides carrier-grade voice quality by standard G.711, G723.1, G.729 A/B compression algorithms.

Features

¨         1/4/8 GSM/CDMA/WCDMA channels

¨         Quad-band 800/900/1800/1900MHz

¨         Signal strength indicator, numerous LEDs provide operational status

¨         2/4 * RJ45 ports, support router and bridge mode

¨         Support MGCP/SIP protocols, anti-block optional

¨         Balance alarm

¨         Caller number hide or display

¨         IMEI and PIN modified

¨         SMS batch receiving/sending, AT command compatible

¨         Custom IVR (25 seconds)

¨         White & Black list

Echo cancellation for Speakerphone ,Comfort noise generation (CNG) ,Voice activity

¨         detection (VAD)

¨         Voice prompts, HTTP Web, Auto Provision support for configuration and update

¨         detection (VAD)

¨         Voice prompts, HTTP Web, Auto Provision support for configuration and update