 "WD 1TB 3.5" SATA Surveillance Storage Purple Hard Drive for CCTV DVR NVR & HOME PC System -WD10PURZ"@en
 Specification 1TB Model Number WD10PURZ Formatted capacity 1TB Form factor 3.5 inch Advance format (AF) Yes Interface transfer rate (max)   Buffer to host 6 Gb/s Host to/from drive (sustained) 110 MB/s Cache (MB) 64 Performance class / Rotational speed (RPM) 5400 RPM Class Weight (kg) 0.45
 "HDD RED 1TB 3 5 SATA3 64 MB 5400RPM" 5400RPM | Tradineur.com"
"Capacidad: 1.000 GB; Interfaz: SATA III; Tamaño: 3,500 "; Buffer: 64 Mb; Velocidad de rotación: 7.200 rpm" 
 Peso 0.5200 Alto 5.00 Ancho 13.50 Profundo 20.50 Fabricante WESTERN DIGITAL Ref. proveedor WD10EFRX Marca WESTERN DIGITAL