Cleans hard, so you don't have to | Roomba® 600 series | iRobot® - YouTube
Amazon.com - iRobot Roomba 980 Robot Vacuum-Wi-Fi Connected Mapping, Works with Alexa, Ideal for Pet Hair, Carpets, Hard Floors, Power Boost Technology, Black (Renewed) -
I tried using the robot vacuum cleaner "Rumba 630" of the 40,000 yen range at home Report - GIGAZINE