Built-in groups of CTCSS and 104+1 groups of DCS

·16 frequencies synthesize half-duplex channels
·PC programmable
·Compatible with american military standard;MIL-STD-810C/D/E tests
·Time-out timer
·Monitor
·Low battery alert
·Busy channel lockout
·Battery save
·High power output
·SMA gold plated antenna
·Rain-proof