Unboxing the G-Technology 4TB G-Drive USB external hard drive from Western Digital. - YouTube
4TB G-Drive Hard Drive | Gotham Sound
SanDisk Professional 4TB G-DRIVE ArmorATD, Dust, Drop, Shock and Water resistant, portable rugged external HDD for MAC, Up to 140MB/s, USB-C, USB 3.2 Gen 1, Thunderbolt 3 : Amazon.co.uk: Computers & Accessories