Information and Coverage Map
Based on 450 mhz and it would have to depend on conditions and users setups.
Channel 3 Duplex mode.
Frequencies: RX: 476.4750 and TX: 477.2250
Channel 6 Duplex mode.
Frequencies: RX: 476.5500 and TX: 477.3000
Channel 7 Duplex mode.
Frequencies: RX: 476.5750 and TX: 477.3250