GXW4501 Digital VoIP Gateway features 1 T1/E1/J1 span and supports 30 concurrent calls
The GXW4216/24/32/48 is a next generation high performance high-density analog VoIP gateway that is fully compliant with SIP standard and interoperable with various VoIP systems, analog PBX and phones on the market.
Grandstream UCM6308A Audio Series IP PBX
The GXW4216/24/32/48 is a next generation high performance high-density analog VoIP gateway that is fully compliant with SIP standard and interoperable with various VoIP systems, analog PBX and phones on the market.
GXW4502 Digital VoIP Gateway features 2 T1/E1/J1 span and supports 60 concurrent calls