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6 x USB-A + 2 x USB-C 3.0 5Gbps PCI-Express Adapter Card, Compatible with Windows and Linux (Not support Mac OS)
STW PCI-E to USB 3.0 2-Port PCI Express PCI-E USB 3.0 Hub Controller Adapter with Internal USB 3.0 19-Pin Connector and 5V 4 Pin Male Power Dual Port Connector - Walmart.com
Amazon.com: SANOXY 2-Port SuperSpeed USB 3.0 PCI Express x1 Controller Card - Add Two USB 3.0 Ports to Your PC! : Electronics
Amazon.com: PCIe x1 to 19Pin USB 3.0 Header and Type E (A Key) Card,USB Front Panel Adapter, for 1 Front Panel USB A, 1 Front Panel USB C, USB 3.0 5Gpbs for
Tek Republic TR-PCIE-U34S00 PCI-E to USB 3.0 4 Port Express Card with
2 Port PCIe USB 3.0 Card w/ UASP - 5Gbps - USB 3.0 Cards | Add-on Cards & Peripherals | StarTech.com