Smart Navigation and Dirt Detect Technology work together to clean carpets and hard floors. A full suite of intelligent sensors guide the robot under and around furniture to help thoroughly clean your floors. Right now, get the iRobot Roomba 960 Robot Vacuum- Wi-Fi Connected Mapping, Works with Alexa, Ideal for Pet Hair, Carpets, Hard Floors (Renewed) for only $319.99. Power-Lifting Suction delivers 5X the air power