... :220*70*38mm support SD card/U-disk,FM 3.5mm audio cable external LI battery,500mAh/DC ... ,Mobile phone,etc2,it has the function of FM radio.the storage can be over 20 channels3,it ... to fabricate mould,oil-painting,screen,etc.so under the same price,we have higher quality than ... 5v/Li battery,500MAH,4hours.function:music player/loudspeaker/FM radiocolor:silver,black,ect technical parameter: Output power: ...