1m/ 3.3 ft long external cable meets flexible layout needs for multi-bay storage enclosures; Single SFF-8644 HD Mini SAS external port splits into 4 independent SATA 7Pin interfaces; Supports up to 12Gbps SAS bandwidth & SATA III 6Gbps for HDD, SSD and enterprise RAID arrays; Double-layer external shielding blocks electromagnetic interference for stable 24/7 server operation; Lockable connectors prevent loose contact, compatible with HBA cards, disk cabinets and NAS