High-Speed 12Gbps Transmission Supports stable and fast data transfer for enterprise storage systems. PCIe Oculink SFF-8611 4i to 6x SATA Expands one SAS controller to connect six SATA hard drives. Premium 32AWG Shielded Wire Ensures reduced signal attenuation and superior anti-interference performance. Flexible Length Options Available in 0.5 m and 1m to fit different server installation requirements. Wide Device Compatibility Works with RAID cards, SAS controllers, and enterprise server motherboards.