... accept 5.1 year warranty High Quality Speaker for iPhone 5 4S 1. Special Doss voice prompt ... . Pneumatic pressure cone technology,neodymium iron boron speaker,perfect quality sound. 5. Dual power,built ... certified bluetooth V2.1+EDR 7. Using for meeting,travelling,car kit,children teaching. Accessoriescharger ... can't replace the audio cable.Specifications1. Speaker Power:3W,4Ω 2. battery capacity:600mA ...