Say hello to the world's most advanced USB 3.0 array. In addition to blazing fast transfer speeds for creative professionals and small businesses, the all-new Drobo S features USB 3.0 technology that delivers the most expandable, future-proof solution available today. Drobo S offers an unbeatable combination of automated protection, instant and perpetual expansion, and high-performance making it ideal for all of your primary and backup storage needs. Built on award-winning BeyondRAID technology with single- or dual-drive redundancy, Drobo S protects your data without any user interaction, even in the event of multiple drive failures. It can hold up to five hot-swappable drives, for on-the-fly drive capacity expansion with zero downtime.