Brand new, never been used, still in the original package box. A dock connector is a connector used to attach mobile electronic device simultaneously to multiple external resources. The dock connector will typically carry a varieties of signals and power through a single connector, to simplify the process of docking the mobile device. The dock connector may be embedded in a mechanical fixture used to support or align the mobile device or may be at the end of the cable. Hoco UH403 4.5A Max 4-Port USB Charging Dock, output is DC5.0/4.5A, 22.5W, 4 USB. Have 750 celcius degree flame resistance for more safety. Have indicator light and simple bracket. Can be used for AC 100-240V