Firewall Micro Appliance With 4x Gigabit Intel LAN Ports, Barebone Intel Quad Core Celeron J1900, 64 bit, 2.0GHz, 2MB L2 Cache 4x Intel Gigabit Ethernet NIC ports 1x USB 2.0, 1x USB 3.0, 1x RJ-45 COM, 1x VGA Barebones for maximum customizability (no RAM or mSATA) Solid State, Fanless Silent Operation, Compatible with many Open Source Software distributions