nROK 6222, based on In Atom^® quad core processor E3950 (up to 2.0GHz), is specifically comply with stringent EN50155 standard in rugged, fanless and compact mechanism. nROK 6222 provides complete communication capability between train and computer with build-in CAN BUS 2.0B interface. Equipped with inligent power management, nROK 6222 can be waked on by ignition, RTC timer or SMS message remoy. nROK 6222 supports 4 x 802.3at/3af (Max. 60W) PoE ports to connect with IP cameras. The design of 2.5" removable SSD and SD memory card helps to access storage easily. nROK 6222 keeps the flexibility to meet the demａnd for video surveillance in train application. Moreover, nROK 6222 is protected against sudden power surges through an attachable VTK6222-PK power isolation kit.