This product was good to cool the house and the office too. it is not do sound of any type and cool the room very faster. Its service of the product was very good and it has a good support. Product quality is very good and it has a good working. Product perfomance is good and it has a easy of use so it is for every one. It has a low price so any can bougth it so any its a easy of use. The best part of this product is its cooling it cools our room and office very fast. soo I recomended you to buy this and enjoying coolness at your home.