mp3 mini mp3 player,mp3 player 8gb 1.Most advanced printing technology 2.more than 20 hours play time 3. MOQ:10pcs mp3mini mp3 player,mp3 player 8gb 2.5 mm ... into FM Radio/ U-Disk/ TF Card reader/ TF Card MP3*Special 3D Printing Technology to print brilliant graphics on Name ... Card*Special Software developed to make the MP3 as an advertising machine*Light,portable,it could be a ...