1, IRremote control
2, Externalaudioinput
3, Headphone output
4, Digital displayfunction
5, Wide voltageinputwith powerreverse polarity protection
6, USBcharging

Basicparameters:

Operating voltage: DC8-18V
Operating Current: 100mA-600mA
USBoutputvoltage: DC5V ± 5%
USBoutput current: 1000mA
Decoding formats: MP3
Memorysupport: U disk, TFcard
Audiooutputlevel: 1300mV
LINEinput level: 600mV