The s9+ handles tough dirt with groundbreaking technology, advanced navigation, and the unique PerfectEdge technology for a true deep clean, allowing you to focus on everything else. The s9+ empties dirt into the Clean Base Automatic Dirt Disposal station, so you won’t have to worry about vacuuming for weeks. Innovative design for cleaning in difficult corners - The PerfectEdge technology with advanced sensors optimizes cleaning in corners and edges. The powerful three-stage cleaning system loosens and removes dirt with up to 40 times more suction power - resulting in the most thorough clean yet compared to the cleaning system of the Roomba 600 series. Maintain full control over your cleaning - Cleans exactly how, when, and where you want it. With Imprint Smart Mapping, you can instruct the s9 exactly where and when to clean. Eliminates messes the moment they happen - The smart navigation detects specific objects in your home, allowing breakfast crumbs to be easily cleared away - with a voice command. Cleans your home - and itself - The s9+ cleans your home and empties dust and dirt into an anti-allergen bag, so you won’t have to think about vacuuming for weeks. Adapts to your life. Listens to your voice - The Roomba s9+ learns your cleaning habits and can suggest automatic schedules tailored to your life.