1.professional manufacturer and factory 2.Small size, low power consumption 3.Easy to operate 4.having inventory GPS Repeater is a device that is used to relay GPS signals to places where they cannot normally be, like inside buildings.There are the specifications of our GPS-1000 Signal repeaters: Product name GPS-1000 Signal RepeaterModel number 0716Frequency 1575.42 ± 10 MHZGain 20 ± 1 dBNoise ...