The KA-04 is easy to operate wide frequency range BTE Hearing Aid with induction pick-up telecoil to accommodate moderate and severe hearing losses with horizontal and gently to steeply sloping pure-tone threshold audiograms.

1- Earhook

2- Microphone Inlet

3- Figured (1 to 4) Volume Control

4- 3-position O-T-M Switch

O- Hearing Aid OFF

T- Telecoil ON

M- Microphone ON

5- +signed Battery Holder

6- Hinged lid covering tone (H) control

7- Hinged lid covering gain (G) and peak-clipping (P) controls

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