 "WD 1TB AV SATA 6Gb s 3.5" Internal Hard Drive - 64MB Cache"@en Cache (WD10PURZ)"@en
 "WD Red NAS 3.5" Internal HDD SATA 6Gb/s, 1TB"@en 6Gb/s 1TB - WD | CPC "@en
"High capacity 3.5" hard drive that has been designed and extensively tested for the demanding system requirements of home and small office NAS applications in 24/7 operating environments."@en 