8 High output 254nm U-shaped UV-C lamps  
Negative ion generation: 6 x 10^12 (6 trillion) / cm3
No consumable filters to change.  Lamps last 2 years of average use (12 hours / day)
589 CFM can disinfect a 765 - 1290 sq. ft. room 3-5 times / hour in a school, or commercial setting. 
In hospital applications, where air should be recirculated between 8 and 10 times / hour rated 375 - 485 sq. ft.   
Bactericidal rate of Staphylococcus albus 99.9%
Low 220W energy consumption
Whisper quiet max <50db noise level on highest setting
38.5*15.5*6.8 inches, 22 lbs.