aLLreli USB 3.0 4 Port Hub - USB 3.0 cable Bus-Powered Ultra Slim SuperSpeed ideal for laptops, ultrabooks and tablet PCs support Windows 8/7 / Vista / XP, Mac OS X 10.8.4 - External Distribution Hub Black (Electronics) 1
aLLreli USB 3.0 4 Port Hub - USB 3.0 cable Bus-Powered Ultra Slim SuperSpeed ideal for laptops, ultrabooks and tablet PCs support Windows 8/7 / Vista / XP, Mac OS X 10.8.4 - External Distribution Hub Black (Electronics)
the first and also the replacement device provided at the output much lower voltage (approximately 4.4V) than the USB 3.0 port of the computer (5.1V) made available. The result was that no USB 3.0 flash drive is detected and also economical USB2.0 flash drives not run stable. Support through additional power supply has not returned improvement. Twice unusable returned. Reimbursement ran perfectly and fast.