Not aging gracefully...

Joined
Aug 23, 2010
Messages
3,803
Location
pa
i suspect that hearing devices not labeled hearing aids are killing the sales of overpriced prescription units. like everything without competition like drugs price gouging is common especially in the usa
 
Joined
Mar 20, 2016
Messages
3,526
Location
Western S.C.
Interesting story, BUT not surprising, because ...
The frequency of a beeping smoke detector is far below the highest frequencies young people can hear.
So is the highest frequency that can be transmitted by telephone.
 
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