... tablet power bank 2.Can as a speaker 3.OEM is welcome 4.Absolute factory price power bank for phones 1.Description ... ,Ocean,DHL,FEDEX,UPS,TNT,EMS etc. Factory Power power bank for phones with Speaker .Features: 1.As pictures show,this charger ... unlock and jailbreak7.Campatible Range:iPHONE4/iPHONE4SRemark: Factory Power power bank for phones with Speaker 1.5 years of independent research and ...