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Amazon.com: Western Digital(WD) BLUE Deskptop 1TB( 1Terabyte) 3.5"Hard Disk Drive, 5400~7200RPM, SATA3 ( 6.0GB/s), 64MB Cache, IDEAL for PC/Mac/CCTV/NAS/DVR/Raid and SATA Applications, 1YR Warranty (Blue) : Electronics
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Western Digital 1TB WD Purple Surveillance HDD, Internal Hard Drive, 64MB Cache - WD10PURZ - Walmart.com
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WD10SPZX-21Z10T0 Western Digital Blue 1TB 5400RPM SATA 6Gbps 128MB Cache 2.5-inch Internal Hard Drive
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