Amazon.com: Seagate 4 TB Expansion Amazon Special Edition USB 3.0 Portable External Hard Drive for PC, Xbox One and Playstation 4 (STGX4000400) : Electronics
Toshiba 4TB USB 3.2 Gen 1 Toshiba Canvio Ready portable external hard drive | Dell USA
IoSafe SoloPRO Fire and Waterproof USB 3.0 External Hard
Best Buy: Seagate One Touch 4TB External USB 3.0 Portable Hard Drive with Rescue Data Recovery Services Black STKC4000400
LaCie 4TB Rugged USB-C Portable Hard Drive - Apple
Amazon.com: Seagate Portable 4TB External Hard Drive HDD – USB 3.0 for PC, Mac, Xbox, & PlayStation - 1-Year Rescue Service (STGX4000400) : Electronics
Seagate 4TB Expansion 3.0 USB Portable External Hard Drive - STEA4000400 - Walmart.com
Amazon.com: Seagate Expansion STKP4000400 4 TB Desktop Hard Drive - External - Black - Desktop PC, MAC Device Supported - USB 3.0-1 Year Warranty - Retail : Electronics
Amazon.com: WD 4TB My Passport Portable External Hard Drive with backup software and password protection, Black - WDBPKJ0040BBK-WESN : Electronics
Amazon.com: BUFFALO DriveStation Axis Velocity High Speed External Hard Drive 4 TB : Electronics
WD My Book External Desktop Hard Drive Storage 4 TB - 22 TB | Western Digital
Amazon.com: Seagate Portable 4TB External Hard Drive HDD – USB 3.0 for PC, Mac, Xbox, & PlayStation - 1-Year Rescue Service (STGX4000400) : Electronics
Amazon.com: Seagate Backup Plus Fast 4TB Portable External Hard Drive USB 3.0, Black (STDA4000100) : Electronics
Galaxy 4TB (4 Terabyte) Firewire 800, 400 & USB 2.0 Quad Bay RAID 0, 1, 10,
WD MY PASSPORT External Hard Drive, 4 TB, USB 3.2, Red | Lower Huron Company
LaCie Rugged USB-C - hard drive - 4 TB - USB 3.1 Gen 1
WD (WDBPKJ0040BBK-0A) My Passport 4TB USB 3.0 External Hard Drive - Black New | eBay
Seagate Expansion 4 TB Portable Hard Drive - External - Black
SanDisk Professional G-DRIVE ArmorATD - hard drive - 4 TB - USB 3.1 Gen 1 - SDPH81G-004T-GBAND - External Hard Drives - CDW.com