Network Security Platform PRA-N1100B3 is the use of advanced modular design concept, with a strong extended support network port modular multi-functional machine, a Chi-technology independent research and development, production, operation of standard 1U network security platform products, performance easy to install, and support a range of after-sales support. Body made of aluminum alloy material, hard anodized with good protection. In government agencies, commercial finance, operations group, environmental protection and new energy, humane education, each major area of ??demand of SMEs have been widely used. (For more information on multi-machine network ports, all in Chi-technology: http: //www.prafly.com or call the hotline: 400-888-0669) Specification: System parameters CPU Intel I5-2000 processor memory DDRIII 4GB PRA-NE-Q67 motherboard chipset Intel C206 chassis 1U 168 chassis models and more network ports machine power 250W ATX 2xRS-232 serial interface parallel 1xLPT optional USB interface 4xUSB 2.0 interface VGA interface 1xVGA interface keyboard / mouse 1xPS / 2 LAN interface four optical ports / 10 electric estuary 500G hard drive memory expansion support 3xPCI-E X8,1xPCI 2x40MM ventilation system cooling fan drive space 1x3.5 "HDD space Operating temperature 0 ℃ ~ 60 ℃ (-10 ℃ ~ 60 ℃ based project) Storage temperature -40 ℃ ~ 85 ℃ Relative Humidity 0% to 95% relative humidity, non-condensing Shock 10G peak - peak acceleration (11MS) anti-vibration 5-17HZ, 0.1 'bimodal displacement 17-640HZ, 1.5G acceleration peak EMI compliance with FCC / VDEA level standard dimensions 430x44.5x380 (mm)