Adopt ASMedia ASM1184E master control, high-speed and stable transmission.Support system: WIN7 WIN8 WIN10 WIN11 LINUX.Made of high-quality materials, , long service life, firm and stable in use.Strong compatibility and stable performance.Small and , it does not take up space and can be easily taken away.Main control chip: ASM1184EProduct Type: Riser CardOutput interface: USB3.0 interface (actually PCI-E1 X signal)Product size: 2280Support system: WIN7 WIN8 WIN10 WIN11 LINUXPrecautions:A: Please make sure that the motherboard is equipped with or without KEY-M M.2 slot, M.2 SATA cannot be usedB: USB3.0 cannot be plugged into USB devices, only the matching USB graphics card extension cable can be connectedC: M.2 slot must support 2280 sizeD: The main control is compatible, supports PCI-E2.0, and the speed is fastColour:blackMaterial:PCBPackage Contents:3 x Riser CardOnly the above package content, other products are not included.Note: Light 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.