Product FeaturesRoomba iRobot 560 PCB w/ RFLighthouse functionalityCan be used to upgrade an earlier series Roomba to include the scheduling & RF featureIncludes black button disc and scheduler pieceProduct DescriptionReplacement Roomba iRobot 500 & 600 series PCB / motherboard replacement. This model includes the self-scheduling feature and the RF (radio frequency) board! Replace a defective motherboard in your current Roomba or upgrade a model without RF / scheduling without having to buy a new Roomba!