Power over Ethernet (PoE) Splitter Adapter For Dot 3rd and (Nest Mini, – Mount Genie, hub ethernet
This PoE adapter works with the Dot 3rd out of the box and does not require our Dot 3rd built in mount BUT will not work with the Nest Mini or the Nest Hub (not Max) without the needed connector that comes with the
Source: viewngr.com