Mini portable,with two colors to selection:red,blue Portable voice amplifierSPECIFICATIONS:Modle ... detects USB flash drive /TF card and play2,Fully compatible with USB 1.1/2.0 U disk3,Support TF card4 ... MP3,MPEG 1,MPEG2,LAYER35,With mini flash light5,With four functions to switch:TF,USB,AUX,FM radio6,Made of environmentally friendly ...