Perfect for PC, iPad USB-C, and MAC. LaCie 2big Dock is a desktop RAID that comes loaded with massive storage and speeds up to 550 MB/s. Compatible with USB4, USB 3.2, USB 3.0, and Thunderbolt 4, the dual Thunderbolt 3 ports can daisy chain up to five Thunderbolt devices. Plus, it comes with hot-swappable IronWolf Pro enterprise-class drives for long-term performance.