Smart Seamless navigation: iAdapt® Navigation uses a full suite of sensors enable your robot to work its way in and around the nooks and crannies of your home. Detects the dirt that could go missing: Uses acoustic sensors to detect high concentrations of dirt and then performs focused cleaning where it's needed most. Cleans under furniture: Low-profile design allows the Roomba® vacuuming robot to clean under most furniture and kickboards, so dirt has no place to hide. Won't fall down stairs: Cliff-detection sensors allow Roomba to avoid stairs and other dangerous drop-offs. Simple Connect to clean from anywhere: The iRobot HOME App lets you clean and schedule conveniently – anytime, anywhere. Now compatible on devices with Amazon Alexa. * App-based support: Access to tips, tricks, and support in the palm of your hand. Status monitoring: Use the iRobot HOME App to see the status of cleaning jobs. Cleans on a schedule: Your robot can be preset to vacuum up to seven times per week, meaning your home can stay clean every day. Cleans all floor types: Your Roomba® robot automatically adjusts to clean cartpets, tile, hardwood, and laminate floors as it moves through your home. Automatically docks and recharges: Your Roomba® vacuuming robot is always ready to clean beacause it automatically returns to its Home Base® charging station between cleaning to recharge. *Amazon device(s) sold separately. The Amazon Alexa skill is available in select markets. Clean Loosens, lifts, and suctions dirt from your floors: Patented 3-Stage Cleaning System with Spinning Side Brush is specially engineered to loosen, lift, and suction dirt and debris from carpets, rugs, and hard floors. Sweeps wall edges and corners: The Spinning Side Brush pushes debris into the path of the 3-Stage Cleaning system. AeroVac™ Filters: Captures fine dust and debris.