The iRobot Romba 560 takes cleaning to a new level. Along with dirt sensors, it will likely maneuver just around the house, automatically adjusting itself to hard surfaces and carpeted corner. With its anti tangle mechanism, iRobot Romba 560 won't get tangled in cords, wires, or carpet tassels. In fact if a tassel or cord does get inside of the way, the opposite mechanism helps expel them, leaving the vacuum cleaner clear. Also, unless the model again permits it, don't use the vacuum machine ...