UtechSmart Premium 10 Port Aluminum USB 3.0 Hub with 12V/4A Power Adapter and Power Switch, Backward Compatible with USB 2.0 (VIA VL812-B2 Chipset and updated Firmware 9081) 10 SuperSpeed USB 3.0 ports support data transfer rates of up to 5Gbps. (Note: actual rate will depend on the capability of your device.) Backward compatible with USB 2.0 / 1.1 Aluminum body ensures build quality and also adds to the aesthetic of your Apple gear. Built-in surge protector safeguards your devices, while blue LEDs display the status of all connections. High-grade chipset and 48W adapter guarantee steady operation. Supports plug-and-play and hot-swapping. No installation of drivers required for Windows 8 / 7 / Vista / XP or Mac OS X 10.2 and above Not a standalone charger. NOT FOR CHARGING IPAD or devices requiring more than USB 3.0's standard 900mAh.