portable,wooden, card-reader, usb flash,remote control, appliable for iPod,PDA,mp3,mp4 ... card-reader, usb flash,remote control, appliable for iPod,PDA,mp3,mp4 player and mobile phone *.portable card-reader speaker with clock ... card-reader, card slot*.support usb flash, usb2.0*.power supply:li-ion battery*.speaker:4ohm 2W,2pcs*.Freq response:80 ... :36 kgMeas:48.5*37.5*33cm SD Card/USB/Clock/Wooden Speaker