... used for smartphone, tablet pc, PSP, GPS,Bluetooth, Camera and so on. Dual output port portable backup battery ... as a speaker and also be used for flashlight.2. Reference dataInput:MICRO USBInput Votage ... for iPHONE iPADOutput2: DC5V/1000mA suitable for smartphone Capacity: 6000mAhVolume: 3W+3WSpeaker: 4OM+4OM3.Accessories 6000 mAh Portable backup battery with speaker for smartphone,tablet pc,ipad ...