Digital home theater speaker, 1.USB,SD/MMC,FM,remote control+VFD,karaoke 2.Adapts to many audio devices 3.Passed FC,CE Digital home theater speaker ,1.USB,SD/MMC,FM,remote control+VFD,karaoke2. ... /1572Description:1. 2.1 home theater SPEAKER with built-in USB and SD card reader, FM radio, outside antenna, remote control, LED display,karaoke.2. volume, bass, treble control3. 2.1 home theater adapts ...