1. Support all mainboard USB3.0/3.1 (19pin) ports 2. The internal 20-pin connector is connected to the USB Type-C output port on the front I/0 panel 3. USB3.0 internal 19pin Connects to USB3.1/3.2 internal Type-C 20pin adapter 4. Internal 20PIN (Key A) interfaces (GEN2-GEN1), USB3.0 USB2.0, and USB1.1 devices are supported 5. No driver is required Transmission speed: USB3.1 Gen2 up to 10Gbps (depending on the host transmission speed) Interface: USB3.0 19Pin, USB3.0Type-E Functions: 19Pin motherboard or expansion card 19Pin to Type-E interface Advantages: vertical switching, compact size, non-interference with other multi-layer circuit boards, integrated differential signal optimization technology, signal stability, strong anti-interference ability. Factory printing batch number is different Colour:Black Material:plastic+metal Package Contents: 2 x USB Front Panel Adapter Due to different light or display, the actual product may have color difference, which does not affect the use 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.