“Why can I not get the headset to work without high pitched screeching?”

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• I have gone through 6 of these, and discovered that lot 17K28A (lot sticker located over upc) is defective. The in/out wires are shorted against each other.

  Answered by Ryan 7 years ago

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• Try each of the eight positions on the selector switch. Maybe one of these settings will fix the problem.

  Answered by Bruce 7 years ago

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