10Gbps High-speed Transmission: USB 3.1 Gen2 high-speed transmission, open a variety of large files in the work and play, without waiting to open immediately, you can enjoy the true top speed. Supports the PCI-E 3.0 specification and is backward compatible with the PCI-E 2.0 specification. Applicable interfaces: PCI-E 2X /4X /8X /16X.Support WIN8 WIN10. The chip adopts TYPE-E GEN2 10G version: ASMedia ASM3142 10Gbps master control. High-quality Materials: The material of the USB3.1 extension cable is soft and flat, easy to bend and fold. This is convenient for wiring the computer case and saves more space. 4-layer PCB, increase anti-interference ability and improve the stability of data transmission. Solid Capacitors: This USB3.1 front TYPE-E expansion card uses solid capacitors equipped with high-performance electronic components and metal panels. Colour: black Material: PCB + metal Package Contents: 2 * USB 3.1 Front TYPE-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.