Protectli Vault 4 Port, Firewall Micro Appliance/Mini PC - Intel Quad Core, Barebone

Tested compatibility:

The Vault has been tested with many of the most popular open-source software firewall solutions. Compatibility includes pfSense CE, untangle, OPNsense, VyOS, Security Onion, VyOSm, CentOS 7, *BSD, Linux, Windows and others. Protectli optionally offers to get open-source device firmware coreboot for your hardware for maximum security, transparency, and auditability. For an additional layer of security, Protectli will soon offer secureboot in conjunction with coreboot.

Hardware Specifications:

Intel Celeron Quad Core CPU J1900 64 bit, 1.99GHz, 2 MB L2 Cache
4x Intel 82583V NIC ports (Note that Intel NIC ports are known to cause fewer problems than other vendors due to strong device driver support)
Hardware support for up to 8GB PC-1600 DDR3L RAM in a single SO-DIMM
Hardware support for one mSATA form factor SSD
1x USB 3.0 port
1x USB 2.0 port
1x RJ-45 COM Port
1x VGA port
Power Button LED, Power LED and HDD activity LED VESA mount for mounting to a wall or the back of a monitor
Power supply included with US cord
Runs on approximately 10 Watts under moderate load, 18W max
Optional Wireless card kit is available from Protectli. Card is USB Channel and fits in a designated PCIe form factor slot with USB communications
Pre-drilled holes are in the chassis for WiFi antennas
WiFi kit at https://www.amazon.com/dp/B01N9YVN6T
Dimensions are 5.3 x 4.9 x 1.4 in (134 x 124 x 36 mm)
Weight is 1.25 lbs, (0.57 Kg)
Operating Temperature 14 to 122 degrees Fahrenheit (-10 to 50 degrees Celsius)
All metal enclosure for durability and heat dissipation