Description/Features: High-Performance Connectivity: Upgrade your system with the PCIe X4 4.0 OCuLink External Adapter Card. This card provides a robust connection from PCI Express 4x to SFF-8612, ensuring high-speed data transfer and enhanced system efficiency. Wide Compatibility: Designed to support a variety of PCI-e devices, this adapter card is versatile and essential for system expansions, making it ideal for professionals and enthusiasts looking to enhance their computer's capabilities. and Reliable: Crafted with precision, the adapter ensures durability and reliability in operation, providing a stable and secure connection that enhances your system's performance without compromise. Specifications: Product model: R29A Product name: PCIe 4.0 x4 to SFF-8611/8612 (OCuLink) adapter card Speed bandwidth: PCIe 4.0 x4 Operating temperature: -40℃~80℃ rating: 94V0 Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: Black Material: PCB Package Contents: 1 x External Adapter Card Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.