tragbarer Lautsprecher-Box mit SD, USB, FM

portable speaker box with sd ,usb,FM Main function and features: 1, Support SD 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 8, with display 9.Lyrics show 10. With calendar ,alarm clock,time, record,repeat functions. Technical specifications: Output: 3 W*2 Frequency range: 100HZ-20KHZ Impedance: 4Ω Power Voltage: USB / DC 5V/1A SNR: >90db Speaker Unit: 52mm x 2 Accessory : Audio cable ,USB cable, lanyard , lithium battery ,manual Color available : White and black Packing detail: Size of the product: weight of the product: Size of the packing:220*127*60mm size of the carton:L675*W452*H330mm Quantity of per carton:50pcs G.Weight:22kg