Guangdong Global Telecommunication Technology GT5200C series IP PBX adopt advanced hardware and software technology and telecom grade design to ensure...
Guangdong Global Telecommunication Technology GT5200SV2 series IP PBX adopt advanced hardware and software technology and telecom grade design to ensu...
Global Tech GT-IAD-8S/O VoIP Gateway/IAD/ATA is kind of multi analog access equipment. The WAN port can access with IP network and downlink port able ...
Global Tech GT-IAD-16S/O VoIP Gateway/IAD/ATA is kind of multi analog access equipment. The WAN port can access with IP network and downlink port able...
Global Tech GT-IAD-32S/O VoIP Gateway/IAD/ATA is kind of multi analog access equipment. The WAN port can access with IP network and downlink port able...
Global Tech GT-IAD-2S VoIP Gateway/IAD/ATA is kind of multi analog access equipment. The WAN port can access with IP network and downlink port able to...