16 CTCSS/DCS 16 channels and CTCSS/DCS cut off irrelevant signals Keypad lock Keypad lock feature allows you to lock the buttons to prevent kids unintentional operation Drop resistant RA635 walkie talkie durable and has a certain resistance to falling VOX VOX function can transmit signals without pressing PTT each time,perfect for busy hands Clear Sound High quality DSP speaker provide loud crisp sounds even in noisy environments Bulit in LED torch Provide lighting in dark environment; also can be used for emergency lighting.
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