1 TB disk for external HD by Immersive Demo Bravo Sold out $40.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Plain and simple portable drives that are easy to use, light and easy to carry, and require no power adapter - they are ... April 2013 · Western Digital · WD Elements · 1B · USB · External · 5400 rpm