Features: Support RAID0 and RAID1: RAID0 can be selected to improve performances or RAID1 to provide data redundancy and backup. PCIe interfaces: Connection to the motherboard through the PCIe to realize fast speed data transfer. Adopts 2 port with transmission speed up to 6Gbps, providing fast and stable data transmission experience. Two Port: with two interfaces, it supports connecting two hard drive or Solid disks to realize the disk array function. Stable: Stable RAID1 data mirroring technology prevents data loss and ensures data security. Specifications: Package Size:About 22x15cm/8.66x5.9in Chip:ASM1061R Type： PCIE 2 Port Expansion Card Support：RAID1/RAID0 Support：6Gbps Package Includes: 1PC PCIExpress Card 1PC Cable 1PC Bracket note: Due to the problemsof lighting effects and shootingangles, there will be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.