... AMV,AVI 3.large display 1.77inch Radio,MP3,TF card,USB host portable megaphone speaker with vedio Specifications ... . Radio/ MIC / MEAGEPHONE /MUSIC/USB host/TF card speaker 3 in one,Mainly for Market-promotion, ... high quality sound . 6. Support TF and USB card (1- 32GB) ,Support mp3/ WMA/WAV format music7. FM ... .4V, 2200MADc charger,10V Picture: Radio,MP3,TF card portable megaphone speaker with vedio