Profile: Advanced Flight Systems, Inc. builds engine monitoring systems. Our engine monitoring system features voice alerts, data logging, configurable ranges, flap & trim, flight timer and EFIS display. Our EFIS features include slip balls, user configurable g-meter, GPS interface, nav radio interface and SD data cards. Our AF-2500 delivers aircraft monitoring functions, fuel computer system and customizable electronic checklists. Our AOA renders pilots with a range of angle of attack indication on a color display, warns of high angles of attack visually and with a verbal message Angle Angle Push. Our display features a clear and easy to read airspeed indication with user adjustable color ranges.