iRobot Roomba 880 Robot Vacuum iAdapt Multi-Room Navigation uses a full suite of sensors to navigate and adapt to your changing home Room to room cleaning in up to 3 rooms with the included Virtual Wall Lighthouse beacons AeroForce 3-Stage Cleaning System delivers up to 50% more cleaning performance Tangle-free extractors help prevent hair and debris clogs AeroForce High-Efficiency Filter traps fine dirt and dust