4.0TB (HDD) OWC miniStack STX Stackable Storage and Thunderbolt Hub Xpansion Solution

4.0TB (HDD) OWC miniStack STX Stackable Storage and Thunderbolt Hub Xpansion Solution - Silver. Perfectly sized to seamlessly stack with the Mac mini and the ideal storage and connectivity expansion companion for Thunderbolt or USB equipped computers and devices 96W power delivery.