 "Western Digital Red 2 TB Internal HDD" " Western HDD - WD20EFRX 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." 
 "HDD BLCK 1TB 3 5 SATA3 64MB 7200RPM" 7200RPM | Tradineur.com"
"Capacidad: 1.000 GB; Interfaz: SATA III; Tamaño: 3,500 "; Buffer: 64 Mb; Velocidad de rotación: 7.200 rpm" 
 Peso 0.7600 Alto 5.50 Ancho 13.80 Profundo 21.50 Fabricante WESTERN DIGITAL Ref. proveedor WD1003FZEX Marca WESTERN DIGITAL