portable speaker box

portable speaker box description: 1. Functions: support USB 5V power supply; 3.5mm audio output port; support FM/SD/USB; with LED display. 2. Paraments: Power : 3W; Frequency Response : 90Hz-20K Hz; Distortion: <0.30%; S/N: >70 dB; Separation: >45 dB; Full Frequency Speaker: 3”. 3. Accessories: USB power supply cable; 3.5mm-3.5mm stereo connect cable; USB transform Mini USB connector. 4. Package: packing: plastic holder+gift box+carton box Qty/Carton :120sets product size:117.5*68*25MM gift box size:140*90*160MM carton size:60.5*35*46CM