CM-03 MP3 3.1A Dual USB-A Fast Car Charger

Bluetooth Version:5.0

Output:DC 5V-3.1A MAX 

Input:DC 12V-24V

USB port:2 USB-A

FM Frequency response:87.5-108MHZ

Bluetooth working distance:> 10m

Material：ABS

Support MP3,WMA,WAV,calling,music, TF card，USB DISK 

(with LED display)