... ,DVD,mobile phone,laptop 2.Fit for USB disk, tf card 3.LED display screen 4.FM radio ... 5.Build-in battery. Fm Radio Usb SD Card Reader Speaker Specification1.Built-in recharheable lithium battery ... 110V~240V;DC out put:5V2.Support interface: TF card, Aux in3.Play format: MP34.S/N: >85dB ... craft6.Battery Life: 5~7Hrs.7.Box size: 220*116*46mmFeature:Support Support SD card, Calendar, alarm clock, ...