Buy.com has the iRobot Roomba 510 Vacuum Cleaning Robot – 51001IR for $159.99 with Free Shipping.
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- A smart, efficient vacuum that picks up dirt, dust, pet hair and more from carpets and hard floors n
- Cleans the whole floor, under and around furniture and along wall edges n
- Automatically adjusts from carpets to hard floors and back again n
- Detects dirtier areas and spends more time cleaning them n
- Spot Clean provides quick clean-up of spills and concentrated messes n
- Automatically senses and avoids stairs and other drop-offs