bluetooth connectivity bluetooth hands-free calls USB power rotate mini SD U-disk ... ,connect your MP3, MP4, CD, DVD, iPAD, iphoe,PSP,U disk, mobile phone, notebook computer, headphones and FM radiobluetooth connectivity, Bluetooth hands ... /1000mA, AC power adapter, USB powerRotate Connect Line(can ahoose) New Music Portable Mini USB Micro Player Speaker& computer speaker with bluetooth