Check the listing for details. Custom M73 Tiny i3 2X Intel GbE NIC Firewall Router pfSense Untangle OPNSense. Condition: Used. Listed at 189.99 USD. Customized Lenovo ThinkCentre M73 Tiny Form Factor PC Intel Core i3 Firewall Network Appliance with AES-NI 2X Intel Gigabit Network Interface Controller (NIC) OPNSense preinstalled and ready to use out of the box Supports OPNSense, pfSense, Untangle, VyOS, or other x86 OSTiny form factor Hardware Specifications CPUIntel Core i3-4130T Dual Core (4 threads) 2.9 Ghz 64bit AES-NI support Chipset Intel H81 Express VideoIntel HD Graphics 4400 Memory 4GB or 8GB DDR3 1600 Memory Storage120GB SSD (BRAND NEW with OPNSense preinstalled) Network 2 X Intel PRO/1000 GigE (Onboard 217-V and 210 via mini PCI-E) NO WiFi USB 2 USB 3.0 ports 3 USB 2.0 ports Dimensions Tiny form factor 7.0" W X 8.5" D X 1.4" H I / OFront : 1 x Power Switch 2 x USB 3.0 2 x LED (Power, HDD/SSD) 2 x Audio (microphone and speaker/headset) Rear : 1 x DisplayPort port 3 x USB 3.0 2 x RJ45 GigE LAN 1 x VGA 1 x Power port Package Contents: 1.) Intel Core-i3 2 core (4 thread) 2.9GHz with AES-NI / 4GB or 8GB RAM / 120GB SSD / Dual Intel NIC Customized Lenovo M73 ThinkCentre Tiny Network Appliance 2.) US AC Adapter Note: BIOS is customized to support additional mini PCI-E ethernet (DO NOT REFLASH BIOS, OR LAN PORT WILL NOT WORK)