This model is brand new and has never been used. It comes with the HEPA filter and genuine Filter Queen activated charcoal MEDI -filter wrap. These units are good for the home or office for anyone who suffers reactions to dust, mold, mites, smoke, odor and other viruses and allergies. They are recognized as a class II medical device. This model has a 3 speed motor and 7 foot long cord. This model would cost closer to $900 to replace at todays prices. Check out everything they can do on the filter queen website.