AddPac AP-GS1004A is one of the models of inter-network VoIP GSM gateways, through which, it is possible to format a single network unit and to use it for VoIP-telephony, analog communication lines and GSM-network.
Our VoIP solutions are cost-effective, low-maintenance, and flexible enough to handle all voice and data networking for small business up to call centers of more than 5000 users.