????????????????????DriveMate Series 200,000 Downloads!!????????????????????DriveMate KingKong is a simple speedometer application software that uses the GPS function. This speedometer software features a retro design and has a warning chime function for over speeding. It sounds an alarm chime* when the vehicle exceeds the set speed limit.*The application software is named after the "dingdong" alarm sound (sounds like "kin-kon" or "king-kong" when expressed in Japanese).?? What is the speed warning chime? ??It was mandatory for all Japanese vehicles to be equipped with speed alarms between 1974 and 1986. Reminding you of the chime sounds of those days, this speed alarm is used to make you pay attention to the vehicle