... card slot (optional)10.Support micro SD11.Support touch key & shaking function12.Built-in rechargeable high capacity ... offer OEM and ODM service. Our products include MP3 players, MP4 players, MP5 players, game console, MID, E ... tests. With a factory covering an area of 2,000 square meters, we have experienced engineers, ... create a magnificent future!CERTIFICATION 1.8 inch TFT screen digital mp4 player