Type: Car MP3 player
Material: ABS
Item color: Black
Bluetooth version: Bluetooth 4.0 (support A2DP/SBC/AAC/HSP/AVRCP)
Files supported: MP3/WMA/APE/FLAV/WAV
FM frequency: Range 87.5-108.0MHz
SNR 85dB (FM: 65dB)
Effective distance: 5m / 16.4ft
Working voltage: DC 12V-24V
USB output: 5V/3.1A,(Smart IC),5V/1A

Hands-free function: Built-in microphone automatically
switches from music playback to hands-free mode when answering a call.
Answer/reject/manual/call all content on one keyboard.
Music playback function: support Bluetooth music / USB disk / TF card
/ WMA / MP3 format. Listen to music while charging. Power-off memory function,
starting from broken songs.

Car battery voltage function: When placed in the car cigarette lighter and voice battery box, the automatic voltage of 3 seconds is displayed. Keeps your battery healthy at all times. Then it will enter the autoplay mode.