Welcome to the store! 1. Fast Transfer Speed: PCI-E to Type-C Expansion Card Transfer Speed up to 5 Gbps, stable and quick data transfer. 2. Independent Intelligent Protection: Each interface on the PCI-E Expansion Card is equipped with independent intelligent protection to safeguard your property and data. 3. Voltage Stabilizing Capacitor: Each interface is fitted with an independent voltage stabilizing capacitor, ensuring stable power for each interface. The capacitor is of SMD type, resistant to high temperatures. 4. Unit Protection: The 2-port Expansion Card can immediately cut off power when an external USB device is short-circuited or overcurrent occurs, protecting your equipment and computer from damage. 5. Compatible Systems: PCI-E to Type-C Expansion Cards have broad compatibility, compatible with XP, Win7, Win8, Win8.1, Win10. Product Type: PCI-E to Type-C Expansion Card Material: PCB Transfer Speed: 5 Gbps Interfaces: 2 x Type-C For: PCI-E X1,X4,X8,X16 Compatible Systems: For XP, Win7, Win8, Win8.1, Win10. 1 x PCI-E to Type-C Expansion Card 1 x Card Holder 1 x CD Drive 2 x Screws