 "WD Red 6TB 5400rpm SATA 6Gb/s 64MB Cache HDD OEM (WD60EFRX)"@en "▷ WD (WD60EFRX) | OcUK"@en
"6TB Capacity, SATA 6GB/s Interface, Optimal compatibility for NAS systems,  3 Year Warranty"@en 
 "Western Digital Red 6 TB Internal HDD" " Western HDD - WD60EFRX Desktop Hard Drives CDW.com
"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." 