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The following user instructions describe four hearing aid
models: nano and CIC/MC (Completely in the Canal/Mini
Canal) that sit deep in the ear canal, ITC/HS (In the
Canal/Half Shell) models that are situated in the ear
Canal or in the bowl of the ear, and FS (Full Shell)
models that are situated only in the bowl of the ear.
On the following pages use the labeled drawings to
identify the hearing aid that you use.
Please note: specific functions described on the
following pages may not be included in your model
because some features are optional or model
specific.
Your hearing care professional will tell you what size
battery you need for your hearing aid.
3. Hearing aid description
102853 PHO_Cassia_ITE_UG_029-0125-03.indd 10 5/14/13 8:34 AM