What does the src button mean?

[FranciscoDella]

src button is for turning on the car radio. By using this button, you can activate the vehicle's radio system. Here is some related information: 1. Many vehicles nowadays are equipped with multi-function steering wheels, which allow drivers to perform certain operations without leaving the steering wheel, thereby improving driving safety. 2. The functions that can be controlled by the multi-function steering wheel include volume adjustment, mute, song selection, audio source adjustment, answering calls, cruise control, etc. The src button is specifically for adjusting the audio source. This button enables the driver to select audio sources, such as songs from a USB drive, radio source, songs from a CD, Bluetooth audio, etc. The application of multi-function steering wheels enhances the convenience for drivers to operate the vehicle's multimedia system. 3. Nowadays, steering wheel designs are becoming increasingly diverse, but all these designs aim to help drivers better operate the vehicle. The steering wheel is the component that drivers interact with the most during daily use. A well-designed steering wheel can improve the driver's operational convenience, and a good steering wheel also enhances the overall driving experience of the vehicle.