The internal HD Mini-SAS 8643 to 4 x SATA cable is an important component of the migration from 6 Gbps to 12 Gbps storage area network. It provides multiple high-speed SATA traffic channels through a single cable in a sturdy and flexible cable.Important Notes Pair with a 4 port SATA to Power Splitter Cable to provide power to the drives. Data transfer speed is determined by the capabilities of your SAS controller and SATA drives.1.Connector A: Mini SAS SFF-8643 male with latch2.Connector B:4x SATA 7Pin female with latch 3.Cable: 30AWG 4.Cable Length:0.5M 5.Cable Color: Black+Blue6.Speed: 6GB/s bandwidth, 7.Drain wire: tinned copper8.Compatible with 2.5 "", 3.5 ""SATA I, II, III hard disks.9.P1 to P4 marking10.Easy-to-grip pedals