The 8-port GSM Gateway (GoIP_8) provides the extension of GoIP1 and supports up to 8 GSM channels.  Each GSM channel can be programmed individually to establish the connectivity with IP-PBX, or can be bundled as a single trunk in connection with IP-PBX.  It is ideal for VoIP to wireless services where a fixed telephone line (PSTN) is not available or for cellphone roaming via the a VoIP network. The GoIP4 brings mobility, scalability and significant savings on long distance charges.

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