The iRobot Roomba 694 is now at its lowest price of $159 - Neowin
If this robot vacuum gets any cheaper, Amazon will practically be giving it away | TechRadar
Amazon.com - iRobot Roomba Combo i5 Robot Vacuum & Mop - Clean by Room with Smart Mapping, Works with Alexa, Personalized Cleaning Powered OS, Ideal for Pet Hair, Carpet and Hard Floors