Model: GM399
Operating Frequency: VHF: 136-174 MHz | UHF: 403-470 MHz | 450-527 MHz
Channels: 255
Operating Volts Range: 13.2Vdc (10.8 - 15.6 Vdc) Negative Vehicle ground
Transmit TX Power (erp): 1 to 25W

The GM399 is for professionals who need advanced features. It is a sophisticated yet user-friendly communication solution to enable efficiency in mobile teams. It’s 5-tone selective signalling standards offer users flexibility in programming own "user-defined" signalling standards.