Product Detail Includes Pre ¿ Filter, Static Electricity Sheet, Antibiotic Medium Filter, NANO Silver Composite HEPA Filter, Carbon Urethane Form Deodorization Filter, Carbon Antibiotic Sheet, Granular Active Carbon Deodorization Filter, Carbon Covers 414 sq.ft. Air purifier Silent HEPA-based 7-stage filtration Increases respiratory wellness . The "Hyundai NBA-350 Air Purification System, White" is best product for you. We recommended Hyundai NBA-350 Air Purification System, White