TOP GUN® is an intelligent marksmanship training system for both dry-firing and live-firing shooting trainings. It consists of optoelectronic hardware and AI (artificial intelligence) software to make shooting trainings more effective. Each system consists of 1 Motion Sensor Unit (MSU, mounted on the gun) and 2-4 Positioning Sensor Units (PSUs), acting together to accurately determine the position of each shot the user take.