1.Portalbe backup battery for smartphone,PSP,GPS, Bluetooth 2.DUAL USB ... high quality speaker 1.It can be used for smartphone, tablet pc, PSP, GPS,Bluetooth, Camera and so ... 1000mA suitable for iPHONE iPADOutput2: DC5V/1000mA suitable for smartphone Capacity: 6000mAhVolume: 3W+3WSpeaker: 4OM+4OM3.Accessories 6000 ... Portable backup battery with speaker for smartphone,tablet pc,ipad ,digital camera etc