Eavesdropping range
I believe the answer is:
earshot
(Other definitions for earshot that I've seen before include "Range of audibility" , "Extent of being heard" , "Within which we hear" , "To share (anag)" , "Hot ears (anag.)" .)
I believe the answer is:
earshot
(Other definitions for earshot that I've seen before include "Range of audibility" , "Extent of being heard" , "Within which we hear" , "To share (anag)" , "Hot ears (anag.)" .)