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1.Suitable for all frequencies of GSM network, 2.Automatically switch call from GSM, PSTN and INTERNET 3.Remoting user can free call anybody passing two routes among GSM, PSTN and INTERNET in gateway(optional). 4.VOIP applying functions: it can support call keeping, telephonist transfer, call waiting, unread SMS hint, avoidance of disturbance, three party service, different operators, hotline, alarm and call forwarding when busy line, no answering of the call, no condition. 5.VOIP can suppo...
 Fixed Wireless VOIP Gateway  2008-03-14 [China]
1.Suitable for all frequencies of GSM network, 2.Automatically switch call from GSM, PSTN and INTERNET 3.Remoting user can free call anybody passing two routes among GSM, PSTN and INTERNET in gateway(optional). 4.VOIP applying functions: it can support call keeping, telephonist transfer, call waiting, unread SMS hint, avoidance of disturbance, three party service, different operators, hotline, alarm and call forwarding when busy line, no answering of the call, no condition. 5.VOIP can suppo...     >>
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