Motorola GR500 Repeater Radius
GR500 - is the base unit or constructive to complete analog repeater Motorola. GR 500 is the only company under Motorola constructive analog repeater. repeater GR-500 provides installation within the housing 2 radios, compact controller and duplex filter, which must be ordered separately. As radio stations installed inside can use automotive radio Motorola series: GM and CM with different power and functionality that allows you to build a repeater to fit your needs from a simple "open" repeater systems to selective call and the telephone interface.