... slot 3.plastic case, 4. fashion style Description 1.moveable mini car speaker with USB, TF card, FM, LED display 2 ... .rechargeble mini speaker box, with battery box and BL-5C battery 2 ... SpecificationPackagingMOQPrice(EXW)ColorAccessoriesOut-put power:3WFrequency:150Hz-18KHzSpeaker :4 ohm 3w, 40mmNoise Ratio:≥75dbMaterial:plastic box Working power: DC5V NW/GW ...