IRobot Roomba buying 870

Product Name: IRobot Roomba buying 870
Robotic vacuum cleaner for buying carpets and hard floors. Automatically adjusts to all floor types, including carpet, tile, hardwood and laminate. Virtual Wall technology emits an infrared beam that lets Roomba know where to stop. iAdapt technology navigates and adapts to your home.Monitoring the floor space, Roomba automatically adjusts to different flooring types, follows walls, and identifies and avoids tassels, cords, stairs and other drop-offs. Tangle-free extractors help prevent hair and debris clogs The AeroForce 3-Stage Cleaning System's the accelerator creates a sealed channel that concentrates the airflow to increase suction. Automatic features makes life easier for you. Roomba returns to its Home Base to dock and recharge when needed. The full-bin indicator lets you know to empty.