Earshot

(n.) Reach of the ear; distance at which words may be heard.

Thesaurus Entries

ace, auditory range, bit, bowshot, brief span, carrying distance, close quarters, close range, crack, earreach, gunshot, hair, hair space, hairbreadth, hairsbreadth, hearing, inch, little, little ways, pistol shot, range, reach, short distance, short piece, short way, sound, span, spitting distance, step