Please note: this is a quasisystem. To complete this system, system memory, storage drive, and operating system are required. Feel free to select a product package Model: RS204 chassis: aluminum CPU: Processor N2940 2M cache, up to 2.25 GHz Support AES-NI: None Memory: 1 x SODIMM DDR3L 1333, max. 8 GB RAM Storage: 1 x mSATA SSD, 1 x 2.5-inch SATA SSD / HDD Network Card: 4 x 1GbE I210 LAN I / O interface: Power on / off, HDMI, 2 x USB3.0, VGA, RST, 4 x lan, DC _ IN Extension: 1 x mini PCIE slot for WiFi / 4G module with SIM slot Power supply: DC100-240V AC / 50-60hz, 12V3A Working temperature: 0 ° C ~ 70 ° C Storage temperature: -20 ° C ~ 80 ° C Relative Humidity: 10% ~ 90% Non-condensing TDP:4.5-7.5W Cooling System: No fan Dimensions: 126 x 134 x 40.6mm Weight: 1.0 kg Packaging List: Firewall equipment, power supply, power cord, warranty card Features: The hardware enables automatic boot up by default, supports network wake up, system power management, temperature management System compatibility: FreeBSD roadster systems, Linux distributions, or Win.OS that support 5.10.x and above cores. Compatibility: a firewall for pfsense, opnsense, and other popular open-source software solutions 4-12 LAN / WAN ports, different CPUs, mini models, 1 U / 2U racks, all of which can be found in our store, Bookmark the Wintertion store, for custom needs and other needs, we will be happy to provide, please contact us for a timely response