This is a 6Gbs RAID controller card with dual SFF-8088 external connectors. With 2 external mini-SAS ports, this allows for up to 8 SATA/SAS drives. This card utilizes an 8 lane link (PCIe x8) for transporting data. It allows for the user to employ RAID 0 and 1 configurations. Our RAID controller cards are 100% data and application tested to ensure seamless integration. With our certified test program, we can guarantee your product will work right the first time.