Western Digital Blue WD40EZRZ 4TB 3.5 SATA 6G HARD DRIVE
Western Digital Blue WD40EZRZ 4TB 3.5 SATA 6G HARD DRIVE,Amazon.com: Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 256 MB Cache, 3.5,Western Digital 4TB WD Blue PC Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 256 MB Cache, 3.5,Amazon.com: Western Digital WD40EFRX WD Red NAS Hard Drive - Hard drive - 4 TB - internal - 3.5 inch - SATA 6Gb/s - buffer: 64 MB - for WD My Cloud ,Western Digital WD Green WD40EZRX 4TB IntelliPower 64MB Cache SATA III 6.0Gb/s 3.5