you can move the dot with arrow keys/wasd, or you can drag it with your mouse use y key to change the y axis (number from -180 to 180) use x key to change the x axis (number from -240 to 240) the more left the dot is, the more sound are played on your left ear* the more right the dot is, the more sound are played on your right ear* the more up the dot is, the higher the pitch is the more down the dot is, the lower the pitch is have fun! :) *stereo required