Interface: (7+15) 22 pin SATA male, (7 +15) 22 pin SATA Female. | Connects any Serial ATA drive to standard internal power connector. | SATA data cable + SATA power cable, two wires are combined into one. | Thin and flexible cabling allows easy routing,easy to plug and unplug,. | One male and one female SATA7+15P connected extension cable can be used for external hard disk.