Instructional videos/Replacing a bad foam ring or adjusting the diaphragmAtos Medical LogotypeReplacing a bad foam ring or adjusting the diaphragmReplacing a bad foam ring or adjusting the diaphragmRelated contentAtos Medical LogotypeInstalling and maintaining an oral adapterInstalling and maintaining an oral adapterAtos Medical LogotypeResolving poor sound qualityResolving poor sound qualityAtos Medical LogotypeAdjusting the tone and range of intonationAdjusting the tone and range of intonationShareSave to my contentPDF builder