Coway has their AP-2015F Airmega 400 Smart Air Purifier in white for $335 (retails for $649) with Free Shipping for a limited time. Amazon has it for $339 for it’s Prime Members with Free Shipping for a limited time.

The Coway AP-2015F Airmega 400 smart air purifier is designed to clean spaces up to 1,560 sq. ft. in 30 minutes with noise level from 22-52 dB(A) only. Dynamic combination of a washable pre-filter, activated carbon filter, and Green True HEPA Filter effectively reduces 99.999% of 0.01-micron particles in the air, including pollen, pollutants, and other allergens; It also reduces 99% of volatile organic compounds and odor. With its Smart Mode feature, the Airmega automatically adapts to its surroundings by adjusting fan speeds based on the room’s air quality.