nROK 6221-A (P/N: 10A00622100X0) Intel Atom® processor E3950 1.6 GHz CPU, 4GB DDR3L SO-DIMM, DC input 24/36 VDC w/o isolation, 2 x VGA, 1 x HDMI, 2 x LAN, 2 x RS232, 1 x RS485, 4 x DI, 4 x DO, 4 x USB