LAMP SYSTEM FOR VEHICLE

A lamp system for a vehicle, and an apparatus therefor are provided. The lamp system includes: a light device including light sources for outputting light; an external device to output sound waves externally; and a controller to control at least one of the light device or the external audio device, receive driving information including at least one of a position and a speed of the vehicle, and control the external audio device to output sound waves including ultrasonic waves, based on the driving information.