AX2G4A Asterisk card is a hybrid card, which supports two GSM channels and 4 FXO/FXS analog ports.
Using AX-2G4A, open source Asterisk PBX and stand alone PC, users can create their IPPBX telephony solution which includes all the sophisticated features of traditional PBX, and extended features such as voicemail in IP PBX.
Bulk SMS sending
SMS receiving and storage
Multi-language for SMS content
PIN-Number unlock for the SIM card
Hardware echo cancellation in GSM module
Support Elastix 2.0.3, Trixbox 220.127.116.11
Monitor GSM signal strength by command and LEDs
Monitor communication status by command line
Send SMS by Asterisk CLI, and dial-plan
4 GSM quadbandchannels(850/900/1800/1900MHz)
Suitable for 3.3 volts and 5.0 volts 32 bit PCI slots