Solved: HP Dreamcolor Z27x- USB 3.0 ports - what are they used for? - HP Support Community - 7059610
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USB 3.0 Splitter, 7-Port USB 3.0 Hub with Individual Power Switches and Lights, Portable Expansion Data Hub with Type C Adapter for Windows 10, 8.1, 8, 7, Vista, XP, Linux, Mac OS X
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ESR 8-in-1 Portable Hub, USB-C Hub with Gigabit Ethernet, 4K@30Hz HDMI, 100W PD, 2 USB 3.0 Ports, 1 USB 2.0 Port, SD Card Reader, Compatible with iPad 10/Pro 11/12.9, MacBook Pro, and
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