UPDATE: Back in stock.
nAmazon.com has the iRobot Roomba 400 Vacuum-Cleaning Robot for $69.99 with Free Shipping.
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- Vacuum-cleaning robot automatically adjusts to any floor surface n
- Counter-rotating brushes, effective vacuum, and edge-cleaning spinning side brush n
- Removes dirt and debris from under beds, couches, and other hard-to-reach places n
- Infra-red cliff sensors; rechargeable battery, 3-hour charger, and 3 filters included n
- Measures approximately 13 by 13 by 4 inches; 1-year limited warranty