USB/SD speaker,laptop speaker,USB speaker,mini speaker 1.support USB/SD MMC 2.with flash light 3.rechargeable battery include

USB/SD speaker,laptop speaker,USB speaker,mini speaker

MP3 PLAYER SPEAKERLoud speaker for MP3/MP4 player, PC, laptop, etc.Support reading SD/MMC card to play songsSupport USB port to connect the U disk to play songs directlyAudio line-in jackStereo, 2pcs speakerWith built-in rechargeable Li-ion battery 3.7V/1000mAWith DC jack 5V     

SIZE :105*103*92MM

Big picture:

SY-5818 USB/SD MMC laptop portable speaker