Alphatech IP GSM gateways
The Alphatech IP GSM gateways used for any kind of VoIP (SIP) systems. These gateways establish cost-effective connection between VoIP networks and the GSM cellular network. The compact sized, 1 and 2 channel SIP GSM gateways can be confugured in a SIP proxy server mode, registering up to 10 IP phones directly to the gateway. Use the SMS enhanced functionalities for your further effectiveness and convenience.