1.surport TF/SD,usb-disk 2.portable,fashionable design 3.Supporting USB2.0 high speed transmission 4, ... can also enjoy the best home theater sound. This compact travel speaker system is ideal for use at the office, home ... audio box with new concept integral stereo portable mobile music, connecting your MP3, MP4, CD, DVD, iPod, iPhone, GPS, PSP, mobile phone ...