If I make a similar assumption with regard to the R6400 I changed resulting from security vulnerabilities, challenges with third bash firmware, and worries about updates, That may be a electric power attract of 11.61w. https://macktechbiz.com/blogs/news/unleashing-the-power-of-micro-appliance-pc-firewalls-a-revolution-in-open-source-firewall-solutions-with-zenarmor-and-opnsense-support