Features: MINI PCIE to 19PIN USB3.0 Expansion Card MINI PCIE 15PIN or floppy drive small 4PIN power supply; uPD720202 WinXP/2003/2008/7/8/10/11 32/64BIT Note: 1: Can only be used with MINI PCIE standard. It must be plugs in to work when in use. 2: The fast expansion card can only reach around 140M/S on PCIE1.0, but it can only reach over 300M/S on PCIE2.0! 3: When plugging and unplugging the power cord from the floppy drive power socket, first lift the socket upwarding, disconnecting button on the cord from the adapter card, and then unplugs it. 4: The brand have added a whitelist hardware mechanism. You can search for tutorials on whitelisting to unlock USB port, so this product is suitable for userS. Industrial control motherboards with MINI PCIE port are also suitable. Specifications: Component:Metal Chip: uPD720202 Data Transmission Speed:5Gbps Option Type: 15PIN Power Supply,small 4PIN Power Supply; Package Includes: 1pc MINI PCIe to USB3.0 19Pin Expansion Card note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.