Hearing range (7)
I believe the answer is:
earshot
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hearing range</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for earshot that I've seen before include "Within which we hear" , "Range over which one may hear or be heard" , "Hearing distance" , "To share (anag)" , "Range of audibility" .)