USB Portable Audio Player, Mobile Phone, Computer Special Feature Portable, Mini Shape Square Card Slot Fit SD / TF ... size design to be portable and easily for connecting your MP3, MP4, CD, DVD, iPod, iPhone, GPS, PSP, mobile phone, notebook ... with new concept integral stereo portable mobile music,connecting your MP3,MP4,CD,DVD,iPod,iPhone,GPS,PSP,mobile phone,notebook ...