Kohl's offers the iRobot Roomba 620 Robot Vacuum for the in-cart price of $339.99. Coupon code "OCT20CC" cuts the price to $271.99. With free shipping, that's $24 under our April mention and the lowest total price we could find by $48. It features a self-charging home base, side brush, bristle brush, beater brush, brush cleaning tool, and iAdapt sensors. Coupon expires November 14.