... Repeater is designed to solve problems of weak mobile signal in such place:far away from the ... 6hours/8hoursNMS Monitor FunctionReal-time alarm for Door Status, Temperature, Power Supply, VSWR, Output Power, Gain, Uplink ATT, Downlink ... ATT and etc.Remote Control Module(Optional)RS232+WirelessModem+ChargeableLi-ionBattery TETRA Fiber Optic Cellular Repeater for Mobile ...