Main FeaturesStandard G711A/U,G7231,G729A/B voice codec1/4/8/16/32 GSM/CDMA channelsSIP10/20 Protocols, preventing force-outSupport SIM bank and SIM serverSupport up to 32 Concurrent CallsGSM:850/900/1800/1900MHZFlexible routing and number transformation...
Inquiry Now