Bluetooth music playback, safer driving. RCA audio output can be connected to the subwoofer. Support the three-band radio (FM1-FM2-FM3), which can 1~6 radio channels. ( FM Frequency: 87.5-108MHz). U disk/AUX play: Support U disk to play, you only need to insert the U disk into the machine's interface for audio / video / picture support for ,external pull AUX (plug) input audio.
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