To maintain cleaning will do, always drags dust and hair. Different pros: Convenient control from the phone, you can set a cleaning schedule. wet cleaning with different levels of water supply. Voice notifications, and a special knife for cutting hair from a brush. Cons below: Dumb. It was necessary to take with a locator. Can ride in one place. As if there are no complaints, but still it was possible to do something smarter. Loves laces/socks. Goes specifically to them.