The 2TB SanDisk Extreme Pro external SSD is seeing an impressive discount of $120 right now, bringing its price down from $295 to just $175. The first two steps of choosing an external hard drive ...

Expect to pay around twice as much as you would for that 2TB hard drive. Likewise, most 4TB external SSDs start around ... support for RAID Levels 1, 5, or 10 if you're storing really important ...

And, of course, you should always have an external ... with 1TB drives costing around $100/£150, whereas that same amount of money can get you a 4TB basic desktop hard drive with a USB interface ...