... usb fm, 1.USB,SD/MMC,FM,remote control+VFD,karaoke 2.Adapts to many audio devices 3.Passed FCC,CE 2 ... usb fm usb,1.USB,SD/MMC,FM,remote control+VFD,karaoke2.Adapts to many audio devices3.Passed FCC,CE Commodity:2 ... , FM radio, outside antenna, remote control, LED display2. volume, bass, treble control3. 2.1 home theater adapts to computer, laptop, DVD, VCD, CD ...