VDG-S1004 T1/E1 Gateway supports 4 T1/E1/PRI interface and 120 concurrent calls. It is a converged media gateway product. This kind of gateway connects traditional telephone system to IP networks and integrates VoIP PBX with the ISDN seamlessly. With friendly GUI, users may easily setup their customized Gateway.
VDG-S1004 T1/E1 VoIP Gateway is a Digital VoIP Gateway solution ideal for ISPs and call centers.