EasyAcc Aluminum SuperSpeed USB 3.0 8 Port Charging Station Hub with 4 Quick Charging and 4 Standard USB 3.0 Ports (Y44BUS) 2-in-1 charging and data hub: 4 standard USB 3.0 ports with data transfer speeds of up to 5 Gbps (10 times faster than USB 2.0) plus 2 5V 2.4A quick charging ports and 2 5V 1A standard charging ports; Transforms into a 8-port charger: 2 special charging cables (no data capabilities) provided can change all ports into fast charging ones that reach between 0.5 to 2.4A for a max. of 5V 7A between the 8 ports. Smart and safe: Communicates with your smart devices and adjusts the charging speed accordingly; also supports hot swapping. Built-in surge protector keeps both your devices and data safe; Ultra-compatible: Compatible with USB 2.0 and 1.1; no drivers required for Windows 8/7/Vista/XP and Mac OS 10.2 and above; Great after-sales service: provides a 12-month warranty and free lifetime technical support globally. Customers who buy this product during either June or July of 2014 can also enjoy a super long 5-year warranty.