High Density (HD) Mini SAS SFF-8643 internal cable assemblies are available for SAS 2.1, 6Gb/s and SAS 3.0, 12Gb/s specifications. The SFF-8643 connector uses less PCB space and allows higher port density for internal hosts and devices. Hybrid versions of these cables support a smooth transition from 6Gb to 12Gb. This cable is used for connecting a SAS/SATA adapter to a SAS/SATA backplane. These HD connectors are compatible with the SAS 3.0 specification. Color: As shown in the image. Material: Copper core. Package Contents: 1 x Internal Mini SAS 4i SFF-8087 to Mini SAS High Density HD SFF-8643 Cable. Only the listed item is included; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.