WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch : Amazon.co.uk: Computers & Accessories
Original Western Digital 4TB My Passport Black USB 3.2 Gen 1 Portable Hard Drive (WDBPKJ0040BBK-WESN) - 4TB External Hard Drive - External Hard Drive - Memory & Storage Products - Memory &
Transcend 4TB External Hard Drive - Foretec Marketplace
SanDisk Professional G-DRIVE 4TB Enterprise-Class Desktop Hard Drive, up to 250MB/s USB-C (5Gbps), USB 3.2 Gen 1 : Amazon.co.uk: Computers & Accessories