Professional FM transceiver Automatic Numbering Identification (ANI) code Scrambler Built-in 128 groups of memory channels Built-in Voice Operate Transmit (VOX) Function 50 CTCSS and 104 DTCS Normal/inverted selectable Programmable by PC with software VHF 5W/UHF 4W output power All channels scan and priority channel scan Three color LCD backlight adjustable Emergency alarm Time-out timer (TOT) Busy channel lock out Wide 25KHz and narrow 12.5KHz available Come with high capacity Li-ion battery Input frequency using keypad Bell ring when receiving signal Adjust power Hi/Lo Switching between channel /frequency Adjust squelch level 0-9 Keypad lock Reverse freq function Channel step 5k ,10k, 6.25k, 12.5k, 25k DTMF code