This purifier captures gases and ultrafine particles. Our latest purifier uses cone aerodynamics to deliver powerful long stream, and circulating air and driving even distant pollutants back through sealed filters. For whole-room purification even in large spaces. Senses and reports automatically - A suite of intelligent sensors detects pollutants across a whole room. Our unique algorithm cross-checks data every second analyzing your air at a molecular level – automatically reacting to purify and display live results on the LCD screen and in the MyDyson app. Quiet even at full power - An acoustically engineered motor bucket records just 56dBA of sound power at full-speed. With no compromise on performance. Control your air quality wherever you are - The MyDyson app gives you autonomy over your air quality. View which particles have been captured set schedules browse reports and more.