8 channel GSM/CDMA VOIP gateway 8 port usb modem pool

Specifications

8 channel GSM/CDMA VOIP gateway sip protocal 8 port usb modem pool

Our CDMA gateway have following different type

 Overview

The TYH ACOM508G/508C/508W is an analog GSM/CDMA/WCDMA Cellular Gateway that helps directly interconnect a SIP-Supporting VoIP network with GSM/CDMA/WCDMA network.

Functions 

l         Support 8 Channels  850/900/1800/1900MHz Quad-band GSM, 450MHz or 800/1900MHz Dual-band CDMA,850/900/1800/1900/2100MHz WCDMA Cellular Network

l         SMS receiving/batch sending, AT command compatible

l         Support SIP registration and peer-to-peer

l         Support encryption: RC4, VOS  etc.

l         Support Hotline, Phone book, Speed dial, Dial Plan

l         Update firmware by local or internet

l         Field proven compatible with Asterisk-based soft switches

 Features

l         4 SIM cards per channel (SimSwitch version optional)

l         LCR automatically route calls

l         Single-channel debug for manual calling, directly AT command

l         Support USSD balance enquiry, billing

l         Automatically lock/switch SIM card according to its balance, balance alarm

l         Centralized network management

l         Caller ID detection and generation

l         Master and slave SIP server

l         SIM card hot plug

l         IMEI modified

l         Calling Statistics

 Applications

 Mobility uplink and downlink

 Used in conjunction with VOS, VPS, call back or other Asterisk-based soft switches, for accessing VoIP network by SIM cards, LCR select least cost router to reduce the cost of calls.

Mobility extension

 Most of mobile carriers offer zero or almost zero tariff for calls within a group of SIM cards. Mobile phones can be considered as" mobile extensions" of the telephone system. Additionally,"Least Cost Router" permits to select the cheapest route for any call.

 SMS batch sending

The device support SIP SMS sending and receiving, used with the SIP server as a SMS gateway.

 Specifications

Detailed picture

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