SATA cables with male/male 7-pin connectors are ideal for attaching 2.5" or 3.5" HDDs, SSDs, CD/DVDs, Blu-ray drives, and burners to the motherboard of your computer. For incredibly fast SSDs, the SATA III standard allows data transfer rates of up to 6Gbit/s. Additionally, the cables are compatible with the outdated SATA I and II standards. The flat cables are shielded by a sturdy nylon sheath and are incredibly simple to arrange inside the PC case. The connectors' metal latches keep the cables from coming loose. solely for data transfer. A separate power cable is needed.