EasyAcc® Hub 4 Ports USB 3.0 High Speed 2-in-1 bus powered or self-powered USB Cable 100cm Supplied Mac, iMac, MacBook Pro Air, Ultrabooks, Microsoft Surface RT, Laptops, PC-Black (Electronics )
suitable for the simultaneous use of Mains powered disks. by against my disks powered hub malfunctioning and went back to my inateck hub with power supply 4A, effective but impractical because round. breaks, slow speed, some disks are simply not seen