the mini speaker TT-032 1,Good quality,new design! 2,very fashion 3,cheap price 4,Suitable for Mobile/ ... Distortion: 0.3%Battery: ≥4000MAhInside double magnetic trumpet: 16 core*2 1: Support: TF card, USB,FM, Line in & Line ... out 2: Digital screen can display working state(Or no digital screen ... -83983006-812Skype: sunlike-06 Promotion! super mini speaker TT-032