"GSM Gateway with 3 SIM cards and 2 input lines” for automatic selection between them - BGate1. GSM GW 3 SIM & 2L
"GSM Gateway with 3 SIM cards and 2 input lines” for automatic selection between them -BGate1."GSM Gateway with 3 SIM cards and 2 input lines” generates telephone line and is provided for outgoing calls in order to reduce the expenses in a firm or Payphone system. There is also build in FSK caller ID generator .The built diallers in 5-directions(the 3 SIM cards and 2 lines)can connect with the preferred provider and then are sending automatic the dialled phone number.
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