Yes, sometimes you can hear it. The low rumbling, mumbling like voices.
Also, one the waves, you can hear beeping at times. On the stream, the snapping sound. Both of those are probably statements.
On ultrasonic, the ringing sound.
Also, one the waves, you can hear beeping at times. On the stream, the snapping sound. Both of those are probably statements.
On ultrasonic, the ringing sound.