Flammi 4 Pcs 18 Inches SATA III 6.0 Gbps Data Cable with Locking Latch (Blue) Designed to connect motherboards and host controllers to internal Serial ATA hard drives and DVD drives Comply with the latest SATA Revision 3.0 and are backwards compatible with SATA I and SATA II Supports data transfer speed at up to 6 Gbps The data transfer speed is 500MB/S or more when connected to solid state disk Include locking latch on each end of the cable to ensure it doesn't work itself loose