This Honeywell HEPA Air Purifier console helps provide cleaner, fresher air in large rooms of 310 square feet. Includes HEPA Filtration, which helps capture up to 99.97% of microscopic airborne allergens and particles.1* (From the air that passes through the filter, 0.3 microns or larger). Your Bluetooth Smart v4.0 compatible iPhone or Android device can be used as a remote control for your air purifier. You can operate your air purifier from another room in your home within 30 feet of the Bluetooth Smart device. The App also offers additional features not available on any standard air purifiers, such as proximity sensing for auto shut-off/turn on, air quality alerts and auto-operation based on conditions in your zip code and operation scheduling. Simply download the free App to your compatible mobile device.