Not sure what the exact terminology is. The screw cap that goes over the headphone jack if you wanna use the detector in the water without headphones. Anyway, I found these in a drawer and don't need 'em.
Free to first taker. PLEASE RESPOND BY PM.
[attachment 298741 photo9.JPG]
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Free to first taker. PLEASE RESPOND BY PM.
[attachment 298741 photo9.JPG]
w