... computer speaker, speaker box support USB/SD/MMC card New product mini speaker with sd card LMD-L369Product mini speaker :mini ... speaker, multimedia speaker, computer speaker, speaker box1,signal suport/MP3(SD/U disk)/FM direct switch2,Built-large-capacity lithium batteries3 ... ,support USB,SD,MMC card mp3 player songs.4,LED LIGHTS INSTRUCTIONS.5 ...