Easy-to-control and wi-fi enabled! The new blueair classic 400 offers a touch button control panel with easy-to-read led icons to let you see the status of your air purifier's operating speed, wi-fi connection, and filter. Download the free blueair friend app and you will be able to control the power and speed of the new blueair classic from a smart device from home or afar and have access \
high-efficiency particle removal and odor control
hepasilenttm filtration technology
captures 99.97% of all particles down to 0.1 microns
cadr certificated: smoke 280 - dust 300 - pollen 300
spacious coverage -up to 434 sq. Ft.
Easy to use digital controls
wi-fi enabled - free downloadable blueair friend app
3 fan speeds
near silent operation: 32-52 db(a)
zero ozone emission
energy star qualified
award-winning swedish design
the entire unit is 100% recyclable
outdoor air quality data in real-time.