Beta test will see high-end Roomba models hunting down Wi-Fi dead zones and weak spots - 9to5Mac
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Amazon.com: 16 Pack Replacement Parts Compatible for iRobot Roomba 800&900 Series 960 850 860 861 864 866 870 871 880 890 891 980 981 985 961 : Home & Kitchen
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Roomba 980 iRobot Vacuum Review - Roomba Vacuum with App