This is a fanless mini PC with four intel i211 gigabit ethernet ports on board. This 4 lan mini pc can be used as not only an ordinary computer, but a mini software router for home or industry, and a network firewall appliance. Based on fanless design, our mini computer can run more stably and reliably in terminals, multimedia and other industrial applications to meet a variety of needs in demanding environment.
More importantly, the motherboard is equipped with a TPM security chip, which can encrypted computer, effectively protect the PC and prevent illegal user access. This J1900 mini PC support installation of CentOS, Ubuntu, Sophos, Debian, Windows 10/11, OPENWRT, OPNsense, PFSense, etc.
CPU: Intel Celeron J1900 (4 cores 4 threads, 2M Cache, 2.00 GH, up to 2.42 GHz, TDP: 10W)
Graphics Card: Intel HD Graphics
Memory: Single Channel DDR3L ,1*204-pin SO-DIMM
2GB/4GB/8GB/ DDR3L 1333/1600 Mhz
Hard Disk(SSD): 32GB/64GB/128GB/256GB/512GB/1TB mSATA SSD
(support 1*mSATA SSD + 1*2.5" inch SSD/HDD)
OS Supported: Win 11/10/8/7 Linux ubuntu Openelec, etc.
Front-Panel Connectors: Power on/off,
1 x USB 3.0 , 1 x USB2.0,
1 x H-DMI, 1 × COM,
1 x WIFI Antennas Connectors
Rear-Panel Connectors: HDD LED+PW LED, 1 × DC IN 12V/5A
4 × LAN (RJ45 Ports 10/100/1000 Mbps Adaptive)
1 x WIFI Antennas Connectors
Ethernet port: 4x RJ45 10/100/1000Mbps Inte i211-AT Gigabits Ethernet
WIFI: WIFI Module with dual antenna, 150M
Power: Input: AC 100-240V /50-60Hz, Output: DC 12V/3A~5A
Cooling System: Fanless passive Cooling & Heat Sink
Chassis Material: Aluminum Alloy
Operating Temperature: -20~65℃
Storage Temperature: -20℃~ 85℃(15- 35℃ Recommended)
Relative Humidity: 5%~95% (without condensation)
https://www.xcypc.com/firewall-pc-with-tpm/