iRobot Brings Visual Mapping and Navigation to the Roomba 980 - IEEE Spectrum
Amazon.com: iRobot Roomba 981 Robot Vacuum-Wi-Fi Connected Mapping, Works with Alexa, Ideal for Pet Hair, Carpets, Hard Floors, Power Boost Technology : Amazon Devices & Accessories
iRobot Roomba 980R Robot Vacuum-Wi-Fi Connected Mapping, Works with Alexa, Ideal | eBay
Robotic vacuums make chores easier for busy families | Las Vegas Review-Journal
Roomba 980 review: iRobot's best vacuum yet, but too pricey for most | Engadget