Channel storage method of Suoling car radio

It should be the hardware problem of the stereo, the sensitivity of the radio module inside is too high, or there is something wrong with the power supply part of the whole machine. It is recommended to go to the after-sales outlets and find professionals to solve them. Suoling factory is located in Qiankeng, Guanlan, Shenzhen. If it's convenient for you, you can go to the factory and find someone to solve it for you. If you don't know me, ask me for help.