Question about Koenig B02118

It boils quite quickly. After about 20-30 seconds, the loud part starts and lasts an estimated 1/2 - 3 minutes, depending on the fill level. After that, there are bigger bubbles and it gets quieter. The loudest sounds are the beeps when plugging in, after the heating process is finished and when lifting the jug.
Compared to a plastic cooker, however, a blessing.