Widex C-9 - Manual (Page 36)

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Program 1: Message or one short beep
Program 2: Message or two short beeps
Program 3: Message or three short beeps
Program 4: Message or one long and one short beep
Program 5: Message or one long and two short beeps
Zen+ or Phone+: Message or tone
In the default setting, both your hearing aids will be affected
when you change programs .