WD10EFRX

Description Hard drive - 1 TB - internal - 3.5" - SATA 6Gb/s - buffer: 64 MB - for My Cloud EX2; EX4
WD's exclusive NASware technology, built into every WD Red hard drive, improves NAS storage performance by reducing common hard drive concerns in NAS systems including concerns for things like compatibility, integration, upgradeability, reliability and cost of ownership that are experienced with a hard drive designed for desktop computers.