Designed for the fastest SATA 3.0 hard drives in the market this is an excellent cable product that can be used for any SATA driven system. Constructed to meet signal integrity which is insured for all data transfers up to 6Gb per second. This round UV Blue SATA 3.0 cable is perfect to blend into any system and includes the locking mechanism required of the SATA 3.0 specification! Backwards compatible with SATA I (1.5 Gb/s) and SATA II (3 Gb/s).