Super Speed 7 Port USB 3.0 Hub Adapter w/ 12V2.5A Power Supply VL812 Chip 7-Port USB 3.0 HUB with Charging Function SuperSpeed 5Gbps Features: Support USB3.0 superspeed 5Gbps transmission, backward compatible with USB2.0/USB1.1. Adopt the latest VL811+ chipset, which is USB-IF certified. Fuse is added to each of the USB port to achieve the surge protection. Support charging 2 ports at the same time for smart devices. Support charging devices under sleeping mode. Power adapter is included, providing higher and more stable power to USB devices. Compliant with USB Battery Charging Revision v1.2 (SDP, CDP, DCP). Reasonable layout with fashionable design looks smart and decent. Specifications: System requirement: Microsoft Windows XP/ Vista / 7/ 8, and Mac OS 10.2 or above LED indicator: Green Input interface: 1 * USB, 1 * DC-in Output interface: 7 * USB 3.0 Power adapter: Input: 100-240VAC, 50/60Hz, 0.6A; Output: 5V 4A Product material: Plastic Product color: Black Product size: Approx. 17.5 * 6.2 * 2.3cm / 6.89 * 2.44 * 0.91in Product weight: Approx. 132g / 4.65oz Package size: Approx. 22 * 17 * 5.5cm / 8.66 * 6.69 * 2.17in Package weight: Approx. 460g / 1.01Lb Package includes: 1 * USB 3.0 7-Port HUB 1 * AC power adapter(EU Plug) 1 * USB3.0 data cable