![WD Purple 4TB HDD Surveillance Hard Disk Drive 5400RPM Class SATA 6 Gb/s 64MB Cache 3.5" for cctv Camera AHD DVR IP NVR|Internal Hard Drives| - AliExpress WD Purple 4TB HDD Surveillance Hard Disk Drive 5400RPM Class SATA 6 Gb/s 64MB Cache 3.5" for cctv Camera AHD DVR IP NVR|Internal Hard Drives| - AliExpress](https://ae01.alicdn.com/kf/HTB1c84RXc_vK1RkSmRyq6xwupXaT/WD-Purple-4TB-HDD-Surveillance-Hard-Disk-Drive-5400RPM-Class-SATA-6-Gb-s-64MB-Cache.jpg)
WD Purple 4TB HDD Surveillance Hard Disk Drive 5400RPM Class SATA 6 Gb/s 64MB Cache 3.5" for cctv Camera AHD DVR IP NVR|Internal Hard Drives| - AliExpress
![Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD – 5400 RPM, SATA 6 Gb/s, 64 MB Cache, 3.5″ – WD40PURZ – Azelectronic360.com Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD – 5400 RPM, SATA 6 Gb/s, 64 MB Cache, 3.5″ – WD40PURZ – Azelectronic360.com](https://azelectronic360.com/wp-content/uploads/2021/06/purple003.jpg)
Western Digital 4TB WD Purple Surveillance Internal Hard Drive HDD – 5400 RPM, SATA 6 Gb/s, 64 MB Cache, 3.5″ – WD40PURZ – Azelectronic360.com
![WD Purple 4TB HDD Surveillance Hard Disk Drive 5400RPM Class SATA 6 Gb/s 64MB Cache 3.5" for cctv Camera AHD DVR IP NVR|Internal Hard Drives| - AliExpress WD Purple 4TB HDD Surveillance Hard Disk Drive 5400RPM Class SATA 6 Gb/s 64MB Cache 3.5" for cctv Camera AHD DVR IP NVR|Internal Hard Drives| - AliExpress](https://ae01.alicdn.com/kf/HTB13qhSXfvsK1Rjy0Fiq6zwtXXaf/WD-Purple-4TB-HDD-Surveillance-Hard-Disk-Drive-5400RPM-Class-SATA-6-Gb-s-64MB-Cache.jpg)
WD Purple 4TB HDD Surveillance Hard Disk Drive 5400RPM Class SATA 6 Gb/s 64MB Cache 3.5" for cctv Camera AHD DVR IP NVR|Internal Hard Drives| - AliExpress
![WD Blue 2TB Desktop Hard Disk Drive - 5400 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD20EZRZ by Western Digital - Walmart.com WD Blue 2TB Desktop Hard Disk Drive - 5400 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD20EZRZ by Western Digital - Walmart.com](https://i5.walmartimages.com/asr/c1a1c687-6c37-441f-b072-458ec558298c_1.ff8aee7c7686c4121421baaabbd41fa0.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)