What does the SRC button on a car mean?

[DiBella]

The SRC button on a car is the audio source selection button, used for switching between CD, USB, radio, Bluetooth audio, or songs, and also for tuning radio stations. It is generally located on the multifunction steering wheel of the car, which is very helpful for driving motor vehicles, effectively improving driving safety. Many car models nowadays are equipped with multifunction steering wheels, which have some control buttons for the convenience of the driver. Drivers can use the buttons on the steering wheel to control the vehicle's volume adjustment, mute, song selection, audio source adjustment, answering calls, cruise control, and more.