Birdy Box M-series is a line of desktop/mini-tower systems suitable for a variety of applications, coming in 4 fixed configurations and easily customizable with a number of options.
Just add your own HDD, an optional graphics card, a DVD or second LAN-port in an instance.
2 PCI interfaces allow you to use or recover older generation plug-in cards.
Birdy Box M-series use silent fans and easy to maintenance components. The pre-installed Windows 10 IoT images allows you to select your own language and keyboard at first boot.