... , remote control, LED display(4) loudspeaker adapt to USB, SD card, FM, DVD, VCD, CD player, TV, Karaoke, MP3, mobile phone and other ... alt, sweet mediant, voluminous bass. Description:1. loudspeaker with built-in USB and SD card reader, read MP3 music format2. volume, bass ... of device, such as computer, laptop , mp3, mp4,CD, mobile phone.5,Built-in FM tuner,auto scaning,FM function with frequency ...