Good day Besnier! What is the distance amongst the litter box plus the cats? In point of fact the Litter Robot helps make sound but will not be that noisy possibly. My cat bought used to that noise and she appears to comprehend the litter box is cleaning cleaned :-) https://petskyonline-onlinestrore.blogspot.com/2025/07/petkit-purobot-ultra-premier-auto.html