Built-in 50 groups of CTCSS and 104+1 groups of DCS

·Two color LED indicator.(Lights red while transmitting,lights green while receiving signal)
·Having TOT,prevent any single person from using a channel for an extended period of time
·Battery save
·Low battery alert
·Audio power output(500mW),make the receiver can hear the voice loud and clear
·Long communication range,it can up to 6-20KM in the open area
·PC programmable
·Rain-resistance