Multimedia USB-Lautsprecher Unterstützung SD-Karte und FM und

SD Card Reader sperker,computer speaker,notebook speaker,usb 2.0speaker ,mini laptop speaker ,mini pc speaker Main function and features: 1, Support SD/TF card and USB disk, automatically read the first audio device you insert 2, With AUX IN, it can compatible with MP3, MP4, IPOD, laptop, CD player and PC, etc. 3, with FM radio function, frequency range: FM: 76 -108MHZ 4, excellent tone quality, with wallyson dual channel stereo. 5, Dual power supply, built-in rechargeable lithium battery and USB power 6,It is convenient for your travel ,portable, super slim and mini size, easy to carry 7, Material: Pure ABS+ metal loudspeaker net OEM orders are welcome