Welcome to our store! 1. ASM3142 Main Control: The chip uses the USB3.2 GEN2 10G version, for ASM3142 10Gbps main control, high-speed and stable transmission. 2. Compatible Slot: 2X cards cannot be inserted into PCIE 1X, the motherboard must be compatible with PCIE 2X 4X 8X 16X. 3. Supported Systems: TYPE E expansion card supports systems for Win8, for Win10 32 64BIT, supports KEY A, TYPE E, PCIE 3.0 2X interface. 4. Metal and Electronics: The expansion card is made of metal and electronic material, which is wear-resistant and durable and can be used for a long time. 5. Plug and Play: USB3.2 expansion card is plug and play, no driver required, easy installation, convenient and fast use, and stable performance. Item Type: USB3.2 Front TYPE E Expansion Card Material: Metal, Electronics Product Main Control: For ASM3142 Main Control Product Interface: KEY A, TYPE E, PCIE 3.0 2X Supported Systems: For Win8, For Win10 32 64BIT 1 x Expansion Card 1 x Metal Bracket If you receive your item and find any product issues, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory customer service.