Although your fingers remain at the same distance from each of his ears, he will still be able to tell whether the sound comes from above, below, or anywhere in between.
इसे प्रदर्शित करने के लिए, आँख मूँदकर खड़े किसी व्यक्‍ति के ठीक सामने अपना हाथ ऊपर - नीचे करते हुए चुटकी बजाइए ।