Features: Upgraded your computer's connection with our PCIe to SFF8643 SFF8639 expansion card, suitable for integration and enhances data transfer speeds. This expansion card features PCB construction, ensuring durability and reliable performances for all your computing needs. Suitable for tech enthusiasts and professionals who require efficient data management and increased storage capabilities. Perfect for use in both home and office environment, this card allows you to expand your system's capabilities with ease and efficiency. Enhances your computer's functionality by incorporating this adapter card, making it essential component for any advanced computing setups. Specifications: Component:PCB Size:Approx.80x22mm/3.15x0.86inch Package Includes: 1Pc Adapter Card note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.