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![Amazon.com: Western Digital Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD30PURX [Old Version] : Electronics](https://m.media-amazon.com/images/I/81fWDTJVIPL._AC_UF894,1000_QL80_.jpg "Amazon.com: Western Digital Purple 3TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD30PURX [Old Version] : Electronics")
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![Amazon.com: WD Purple 1TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD10PURX [Old Version] : Electronics](https://m.media-amazon.com/images/I/819Pbam+KHL._AC_UF894,1000_QL80_.jpg "Amazon.com: WD Purple 1TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD10PURX [Old Version] : Electronics")
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Western Digital WD WD800GD 80GB 10000RPM SATA Internal 3.5INCH Hard Drive P/n: WD800GD : Electronics - Amazon.com
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