Omron A3 Complete compressor inhalerTargeted airway treatment Choose from 3 drug delivery options to: 1. upper airways (10 m MMAD, P = 0. 7 ml min), 2. medium airways (5 m MMAD, P = 0. 5 ml min). ), 3. lower respiratory tract (3um MMAD, P = 0. 3 ml min.), Effective treatment thanks to adjustable nebulizer nebulizer Simple operation Registered over the counter medical device Product OMRON Italy, Nebulizer output 0. 3 to 0. 7 ml min. Particle size produced 3 to 10 m (MMAD mean particle