Just Flight 737 Professional - PC Professional array of accurate cockpit systems, all custom-coded to overcome the limitations of Flight Simulator X  electrical, fuel, hydraulic, pressurization, engine start and many more Fully functional PDCS (Performance Data Computer System) 3D virtual cockpit complete with all switches, knobs, dials, annunciators, warning lights and read-outs  2D panels with widescreen option also available Full set of lighting effects anti-collision, navigation, cockpit, passenger windows and landing lights that illuminate the runway Custom flight dynamics and an authentic sound set for the Pratt & Whitney JT8D turbofans