Hello Besnier! What is the distance in between the litter box and also the cats? Actually the Litter Robot helps make noise but is just not that noisy both. My cat obtained accustomed to that noise and she would seem to know the litter box is cleaning cleaned :-) and https://petskyonline-onlinestrore.blogspot.com/2025/07/petkit-purobot-ultra-premier-auto.html