Oticon 560 AVC Behind-the-Ear Transistor Hearing Aid The Oticon 567 AVC BTE hearing aid was manufactured by Oticon A/S in Denmark in 1964. |  | Click picture for larger view | | |  | | |
| Rear view of the Oticon Model 560 AVC showing the "O" (off), "T" (t-coil) and "M" (microphone) switch shown in the off position. The volume control is at the middle, and above it is the battery door (right).
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| View of the underside of the Oticon Model 560 AVC showing the microphone on the bottom of the hearing aid (black dot—extreme right).
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| View of the Oticon Model 560 AVC showing the battery door opened. This hearing aid used a No. 675 battery.
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| View of the Oticon Model 560 AVC showing its size.
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