The interface is USB3.0 19PIN TYPE-E 20PIN adapter card-the interface is USB3.0 19PIN TYPE-E 20PIN, the connection is stable. Installed on the PCI bracket to help you easily connect the device to the C-type interface. The Type C reversible design simplifies the connection, allowing you to insert it in any way without worrying about it being upside down. When the motherboard USB 3.0 and USB 2.0 connectors are connected, it is compatible with USB 3.0 or USB 2.0 devices. Support system-WINXP/WIN7/WIN8/WIN10 32/64BIT//Linux. Supports transmission and transmission of all USB-C devices at speeds up to 10 Gbps, and provides 100W power. Easy to install and install, it is just an extension/port, so no driver installation is required. Product features: TYPE-E size:2.5x2.8cm Material:PC+metal colour:Blue + Black Package Contents: 1 x type c adapter Only 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.