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I think you will find the information you want/need here.http://www.phonak.com/content/dam/phonak/b2b/C_M_tools/Hearing_Instruments/Naida/Naida_PowerHearing/22337_027_0580_02_Naida_III_V_IX_Product_Information_V4.00.pdfprobably will have to copy and pasteHope that helps.
I think you will find the information you want/need here.
http://www.phonak.com/content/dam/phonak/b2b/C_M_tools/Hearing_Instruments/Naida/Naida_PowerHearing/22337_027_0580_02_Naida_III_V_IX_Product_Information_V4.00.pdf
probably will have to copy and paste
Hope that helps.
