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.
InteleFone is one step ahead of the Future. Its advanced VoIP technology has brought Internet telephone service to the entire world and in many cases is literally saving individuals and businesses dollars per minute!