Feature:1. ASM3142 Main Control: The chip adopts USB3.2 GEN2 10G version, for ASM3142 10Gbps main control, high speed and stable transmission.2. Compatible Slot: 2X card cannot be inserted on PCIE 1X, the motherboard must be compatible with PCIE 2X 4X 8X 16X.3. Support System: TYPE E expansion card support system for win8, for win10 32 64BIT, support KEY A, TYPE E, PCIE 3.0 2X Interface.4. Metal and Electronic: Expansion card is made of metal and electronic material, which is wear resistant and durable, and can be used for a long time5. Plug and Play: USB3.2 expansion card is plug and play, no driver required, simple installation, convenient and fast use, and stable performance.Specification:Item Type: USB3.2 Front TYPE E Expansion CardMaterial: Metal, ElectronicsProduct Main Control: For ASM3142 Main ControlProduct Interface: KEY A, TYPE E, PCIE 3.0 2XSupport System: For win8, for win10 32 64BIT.Package List:1 x Expansion Card1 x Metal Bracket