... ,MP4,CD,DVD,mobile phone,laptop 2.Fit for USB disk, tf card 3.LED display screen 4 ... Specification1.Built-in recharheable lithium battery NOKIA 5C. Power Supply:AC input:110V~240V;DC out put:5V2 ... port,connected with mobile phone,laptop,MP3,portable DVD etc Technical parameterOutput power:RMS 3Wx2Frequency:90Hz-20KHzDriver unit:36mmPower Voltage ... *37515.5KG colorful mini card reader speaker for Iphone