1) CTCSS/DCS codes. 126 Groups of codes2) VOX function Hand-free, Voice-operated transmission3) Squelch Levels Reverse Burst eliminates unwanted noise, 3-level sensitivity adjustment.4) Hi/Lo Power Select Feature. High power output: 5W, Low output::2W 5) capacity Li-ion Battery 20% working, 80% standby, can last more ...