1.For Ipod,MP3,MP4,CD,PC,Mobiles 2.Support USB SD ... rechargeable 4.Digital pipe display 5.Direct Factory portable MP3 mini speaker with USB SD MMCWe are a professional ... manufacturer of all kinds of speakers,cassette players,radios,headphones in different style,color and sizes. Function: ... -battery6.SD card slot7.USB 2.0 port8.Application:mp3/4 player,ipod,cd,pc and mobile phone. Packaging ...