iRobot Roomba 650/655 Vacuum Cleaning RobotKeep your floors consistently clean by scheduling your Roomba robot vacuum up to 7x per week. The patented 3 stage cleaning system is specially engineered to loosen, lift, and suction everything from small particles to large debris from carpets and hard floors. Dirt detect sensors alert the Roomba robot vacuum to clean more thoroughly on concentrated areas of dirt. Features: iAdapt Navigation uses a full suite of sensors to navigate and adapt to your