... MP3,MP4,CD,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 ... size: 220*116*46mmFeature:Support Support SD card, Calendar, alarm clock, synchronized song lyrics, power display, FM radio, voice recording.3.5mm standard ...