1. The PCI-EX4 card slot transfer speed is up to 1600MB/S
3. Support desktop computer PCI-EX4 upward compatible with X8 or X16 motherboard card slot
2. A card reader expansion board specially designed for film, broadcasting, and photography users, specializing in reading Coexpress memory cards, stable performance, no delay, and no lag
4. Compatible with Windows, Linux, Os system without driver, support hot swap