Worn by those with respiratory probems such as brochiectasis, cycstic fibrosis,and
neuromusucular diseases. My husband had COPD and it was a great help. For sale
now . I would like to have $1500 for it. It is in excellent condition and complete.
It's job is to clear the chest of secretions by precusson. It has programming and is
mobile. Call me if you have questions. 785-324-9309