Using the main control chip of , the leader of the USB3.0 Association One of the few expansion cards on the market that can support the LINUX system No need for external power supply design, using 2 5A high-power DC-DC The expansion card uses 7 high-performance solid-state capacitors, which greatly ensures the stability of USB power supply The built-in USB is plugged in backwards and supports small chassis, so that USB devices can be built in Product model:PCE4USB-RO5 Product interface:PCI-E 1X (supports 1X/4X/8X/16X slots) Output interface:Built-in double-layer 4-port USB-A5Gbps Product speed:5Gbps (measured fastest 350-400M/s) Support size:default full-height baffle Main control chip:RENESAS uPD720201 (for original-) System support:WIN7 WIN10 WIN11 LINUX Note:The installation speed of the driver is slow for systems below WIN7. It is recommended to use systems above 10 Colour: Material:PCB Package Contents: 1 * PCI-E Expansion Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.