You can see strike zone of baseball by using this application. This application doesn't contain operating instruction. (Sorry for inconvenience.) <How to use this application> -Keyboard- "1", "2", "3" -> Change strike, ball and out parameters. "Enter" -> Reset strike, ball and out parameters. "4", "5", "6", "7", "8", "9", "0" -> Change strike zone color. "W", "A", "S", "D" -> Move strike zone. "Q", "E" -> Rotate strike zone. "R", "F", "T", "G", -> Change strike zone height. "Z", "X" -> Hide or Show side bar of strike zone. -Voice Command- "Strike", "Ball", "Out" -> Change strike, ball and out parameters. "Reset" -> Reset strike, ball and out parameters. "White", "Red", "Blue", "Green", "Cyan", "Magenta", "Yellow" -> Change strike zone color. "Play mode", "Edit mode" -> Hide or Show side bar of strike zone. -AirTap- Move strike zone, rotate strike zone, change strike zone height. <Contact> Twitter: @aguroshou