Avaenzo 2-Pack Dual Mode Virtual Wall Barrier Light House Compatible for iRobot Roomba 800 900 I/S/E Series e5 e6 i4 i6 i7 i8 and All Plus Versions S9,5150,7550, e5120, e5152
Amazon.com - iRobot Roomba Authentic Replacement Parts - Dual Mode Virtual Wall Barrier Compatible with Roomba 600 700 800 900 Series -
Amazon.com: iRobot Roomba 694 Robot Vacuum-Wi-Fi Connectivity, Good for Pet Hair, Carpets, Hard Floors, Self-Charging with Authentic Replacement Parts- Dual Mode Virtual Wall Barrier,Black : Office Products
NEW iRobot Roomba Dual Mode Genuine Virtual Wall Barrier S9+ 700 800 900 Series | eBay