Linux pc Qotom-Q190G4-S01 with celeron J1900 X86 2.42 GHz 8G ram 256G SSD WiFi(2 X Antennas) Quad core Processor 4 LAN for Office Intel Celeron Processor J1900(Quad-Core 2M Cache,2 GHz, up to 2.41 GHz) 8G ram 256G SSD WIFI(2 X Antennas) 4 Gigabit LAN+VGA+3 usb 2.0+1 usb 3.0 It support supports Windows, Linux, pfSense, Sophos, VyOS, Linux iptables, Untangle, ectcan't support windows XP. But it will come with the latest pfSense(Username: admin; Password: pfsense). You also can install OS and software package by yourself. F11 key boot from USB Drive. Delete key enter BIOS. A perfect model for network security application