By entering the target pace and stride, the footsteps of that target pace will sound and you can set the standard for pacing. How to use 1. Please choose the target pace. 2. Please enter your stride length. 3. Please select the sound of your choice. 4. Please press the play button. Footsteps keep getting dirty. 5. Please press the stop button to stop footsteps. Attention Even if you stop the application, the footstep will continue ringing in the background. To stop the sound, please start the application again and push the stop button.