iRobot Roomba 980 review: The home janitor just got smarter
Amazon.com - iRobot Roomba i4+ EVO (4552) Self Emptying Robot Vacuum - Empties Itself for up to 60 Days, Clean by Room with Smart Mapping, Compatible with Alexa, Ideal for Pet Hair, Carpets
iRobot Roomba 980 review: You'll pay a premium for this smart but unexceptional vacuum bot - CNET
Amazon.com - iRobot Roomba E5 (5150) Robot Vacuum - Wi-Fi Connected, Works with Alexa, Ideal for Pet Hair, Carpets, Hard, Self-Charging Robotic Vacuum, Black