Great product. Yes, it is noisy, but it's a vacuum cleaner! Makes sense right? And it is certainly noisy but effective. And programmable. So just set it for regular passages in your absence and find yourself a clean interior. The trouble in the end: it is a little to rid the ground before starting the (carpet, cat toys, ...) Many parts arranged for sale (including the most brush evolve into a "Signature Pro"). Filter clogs easily, however slightly.