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Quad Band GSM 4 Gateway 4 Channel GSM Voip Gateway Goip

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  • Detail
  • 4 ports 4 sim cards GSM VOIP gateway GOIP Frequency: GSM 850/900/1800/1900MHZ.
  • It is ideal for VoIP to Local termination where a fixed telephone line (PSTN) is not available or for cellphone roaming via the a VoIP network.
  • Significant savings on long distance charges can be realized.
  • Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2) Single or Multiple Server Registrations.
  • Two 10/100 Ethernet circuits connect to the LAN and an additional device GSM module for making GSM calls.

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