Fetching details from the dictionary...

to be heard; to be audible; to reach one's ears
to sound (like); to come across (as)
to be well known; to be famous
美しい鳥の声が聴える。
I can hear beautiful birdsong.
隣の部屋の話し声が聴えた。
I heard voices from the next room.
もう少し大きい声で聴えるように話して。
Speak louder so I can hear you.