The triangles vary in size depending on the intensity of sound that captures the computer microphone and has several functions with the keys:
"1" reduces the sensitivity of sound (prevents triangles go crazy when there is strong background noise)
"2": It increases the sensitivity of the sound (if very small triangles are proven to enhance the sound or by pressing the button many times)
"Q" W "" E "" A "" S "" D "" Z ": Different types of color combinations.
"P": The on / off screen cleaning after each frame
"O ": On / off sound detection.
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