this speaker bag can work for mp5,ipod,mobile,ipad and other audio device /have CE,ROHS ,FCC Size: 13.5x 11.2x 5.5cm Power-supply: battery (AA 1.5V x 2), DC 3.0V (output 3V, 300 to 800mA) Speaker unit: 2W x 1 Output power: 2W x 2, 4 Ohms (1KHz 10% THD) Frequency response: 275Hz to 20KHz Play Apple's iPod/MP3 player/mobile, with shoulder strap, suitable for outdoor Disclaimer: iPhone is a ...