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.
The VMX is an IP PBX that supports up to 128 phone extensions and provides integrated features including secure call recording, call centre call queuing, automated attendants, automatic call distribution and remote/home worker connectivity.