Raspberry Pi
Raspberry Pi 4 (2 GB or more)
The other recommended board for the hub: the Raspberry Pi 4 with 2 GB of memory or more.
Raspberry Pi
The official Raspberry Pi 4 supply, 5.1 V and 3 A. A phone charger lets the voltage drop and corrupts the hub's card.
The stores' links are coming soon. Meanwhile, search for the exact model: Fonte oficial Raspberry Pi 15W USB-C 5.1V 3A.
Prices and availability are the store's at the time of purchase. The stores are Brazilian. Some links on this page are affiliate links: if you buy on Amazon or Mercado Livre through them, the store pays Abriu a commission, at no extra cost to you. As an Amazon Associate, Abriu earns from qualifying purchases.
Raspberry Pi
The other recommended board for the hub: the Raspberry Pi 4 with 2 GB of memory or more.
Intelbras, SMS or APC
A small UPS keeps the hub, the router and the terminals running when the power goes out.