mp3 board , mp3 player, usb mp3 player Product DescriptionDetailed Product DescriptionSupport USB/TF/SD/MMC card, MP3, FM radio, remote control, FAT 12, FAT 16, FAT 32, five different ... BASS, USB and SD can be exchanged anytime, bi-color LED showing the working condition. with digital display, FM radio and Remote control ... %output:550MVS/N:65dB 3. Accessories: remote USB /TF/SD CARD MP3 BOARD WITH FM