Preface
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Features
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Preparation.
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Operation.
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Complete hearing isntrument assembly .............................................
How to wear the instrument ...............................................................
ON and OFF function.....................................................................
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Volume control.....................................................................
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program switch....................................................................................
Maintenance
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Troubleshooting..................................................................................
Whistling noise helpful tips ................................................................
Sound tube cleaning and care............................................................
Replacing the battery..........................................................................
Cleaning care and precautions...........................................................
Appendix
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Environment condition........................................................................
Technical data ....................................................................................
FDA information..................................................................................
Notice to hearing healthcare providers...............................................
Children with hearing loss...................................................................
Contents
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