... Color blue, red, purple, white, pink,etc. Portable card speaker Support FM radio, SD card and USB flash FOB Shenzhen or Guangzhou ... color box package Usage MP3,MP4,SD Card,Computer etc. Portable card speaker Support FM radio, SD card and USB flash 1.Fashion ... and other audio devices. (5)Built-in FMPortable card speaker support SD card and USB flash Portable card speaker support SD card and USB flash