Characteristics and Interoperability For the Xbox One Wirele and XBOX One Series, the DOBE Dual Charging Dock. Comes with two 800mah rechargable battery packs for the Dobe TYX-1817X wireless controller. It has the ability to charge two Xbox One controllers at once. USB DC 5V 1A is the input. Output: DC 350mA*2 at 2.8V 800 mAh is the battery's capacity. Time spent charging: roughly 4 hours Extras: Two battery packs, two Xbox One S/X battery covers with special covers, and two Xbox Series S/X battery covers with special covers