Rexton Model RX-12 In-the-Ear Transistor Hearing Aid The Rexton Model RX-12 full-shell in-the-ear hearing aid was manufactured by Siemens Hearing Instruments, Inc. for Rexton of Plymouth, MN, a division of Siemens, some time around 1990. This aid belongs to the Rexton RX series. Notice the red dot (left) on the aid denoting that it is for the right ear. |  | Click picture for larger view | | | | |
Rear view of the Rexton Model RX-12 in-the-ear hearing aid showing the volume control (top), the battery door (center) and the microphone port (bottom). |  | Click picture for larger view | | |
Close-up view of the back of the Rexton Model RX-12 in-the-ear hearing aid showing the model number (RX12) on the inside of the battery door. |  | Click picture for larger view | | |
Close-up view of the front of the Rexton Model RX-12 in-the-ear hearing aid showing the tip of the sound tube. Note the plastic "dome" covering the end to help prevent wax from getting into the sound bore (bottom left). |  | Click picture for larger view | | |
Another close-up of the Rexton Model RX-12 in-the-ear hearing aid showing the "dome" over the end of the sound bore (left center). From this angle you can see how the sound gets out while wax has a hard time getting in. |  | Click picture for larger view | | |
The Rexton Model RX-12 in-the-ear hearing aid took a No. 13 zinc-air 1.4 volt battery such as the Rayovac 13 battery.
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