NEXCOM mobile surveillance system VTC 7251-7C4 accomplishes operational efficiency of public transportation and service. Based on the 8th generation Intel® Core™ processors i7-8700T, VTC 7251-7C4 provides an integral solution incorporating high computing power, 4 port of independent PoE, wireless communication (3 x WWAN + 6 x SIM) and GNSS tracking with optional Dead Reckoning (DR) support to record in-vehicle activities, locations, high quality videos, driving patterns, and vehicle diagnostics for buses and patrol vehicles achieving better measures for safety and management.