SATA revision 3.0 (aka SATA III) provides up to 6 Gbps data throughput, Backwards compatible with SATA revision 1 and 2 (aka SATA I and SATA II) This Cable connect motherboards and host controllers to internal Serial ATA hard drives and DVD drives High Quality Spring Steel Locking Connectors Ensure a Rock Solid Connection Between Drive and Motherboard Includes locking latch on each end of the cable to ensure it doesn't work itself loose Package include 10 x SATA III Cable, we offer 2-years warranty