1.mini speaker for ipod,mp3,mp4,cd,pc and mobiles 2.FM radio,USB&SD,li-battery rechargeable,usb charge 3.Digital pipe display ... Lovely portable mini mp3 speaker read usb and SD cardWe are a ... -battery,rechargeable 4.ine in:3.5mm plug5.usb powered/li-battery6.SD card slot7.USB 2.0 port8.Application:mp3/4 player,ipod ...