It’s a mini PC, no PCI or m.2 extension, it’s connected to the internet through cable, but I also have WiFi dongle and a Bluetooth dongle that don’t require proprietary firmware, but the Bluetooth version is only 1.1 which its limitations and I want to upgrade.
It’s mini PC that I manage to have it working only with FOSS, even the bluetooth, but it’s a dongle with Bluetooth version 1.1 and I want to upgrade but keeping the system with FOSS.