Amazon.com: Western Digital WD AV-GP 500GB 32MB Cache SATA 3.0Gb/s 3.5inch (CCTV DVR, PC) Internal Hard Drive (Low power, Quiet) -w/1 Year Warranty : Electronics
Amazon.com: Western Digital 1TB 3.5" SATA HDD 7200RPM Internal Desktop Hard Drive for PC/Mac - OEM WD10EZEX 1 TB : Electronics
Amazon.com: Seagate 8TB Terascale Enterprise HDD 7200RPM 256MB Cache SATA 6Gb/s 64MB Cache 3.5-Inch Internal Hard Drive (ST8000NC0002) - 3 Year Warranty (Renewed) : Electronics
Amazon.co.jp: Internal HDD 3.5" Standard Model 1TB SATA 3.0(SATA 6Gb/s) : Computers