Mobile Phone Repeater 1,Good quality guarantee 2,Excellent workmanship 3,OEM, ... / AC220V (50Hz)/AC110V(60Hz)(+/-15%)NMS Monitor FunctionReal-time alarm for Door Status, Temperature ,Power Supply, VSWR, Output Power, Gain, Uplink ... Control Module(Optional)RS232+WirelessModem+Li-ion Chargeable Battery DCS Mobile Phone Repeater 1800MHz,cheap repeater,good quality