Pick-up fine particles easily with the iRobot Roomba 780 cleaner. The AeroVac Series 2 bin technology used in this iRobot vacuum cleaner makes the suction system strong enough to fetch more dust particles from the carpet. The HEPA filter technology of this iRobot cleaner does not throw dust around so that people having asthma have no problem. The dirt detect technique of the iRobot Roomba 780 cleaner with acoustic sensor finds the areas that are more dirty than others to take special care ...