Core i3-N305 mini PC

The $357 Firewall Micro Appliance is a small computer that can be used as a firewall, router, or VPN. It is powered by an Intel N305 processor and has 4 Intel 2.5GbE LAN ports. This mini PC is a good option for people who are looking for a low-power, fanless device that can be used for a variety of networking applications. However, it is important to keep in mind that you will need to purchase RAM, storage, and an operating system separately.

Source: Amazon