Now in front of the car owners who want to "son" their car, it is a difficult task, because in the modern world there are many options of specialized equipment. For this reason, it is worth setting out the basic criteria when choosing an audio system for your car in order to reduce to a reasonable minimum field for search. The most logical would be to start achieving the set goal with the choice of the main system component, namely - the magnets. The name “automagnetol” for the main device of the music car system is purely symbolic, as among the aforementioned devices, the magnetol, which has bandwidth mechanisms, is becoming less and less every day.