... : FCC,CE,ROSH Sporting Portable Mini Speaker with MICRO SD card,portable mini speaker, mp3 mini speaker Specification: Connect ... your mobile, MP3 / MP4 laptops etc digital products, support SD, music files automatic playback, built-in FM radio module, ... input: DC 5V / 1000MAFunctions:Digital amplifier, built-in MICRO SD/lithium battery, decoded play function. TF card Packing Information: Product ...