Use Knockouter:
Connect microphone to mic input of your PC
Tune your sound card correctly to record sound from mic, test on your own voice
Tune your PC speaker to play sound on good but not huge level
Run software Knockouter
Start it
You must hear the noise
Take mic into your hand
Direct it on your PC speakers
Move hand with mic forware/backward like shadow-boxing
See on the screen result on speedometer and number
Power puncher world champions have 12-14 m/s
Good boxers - 10 ms
Standard fitness men - 7-8 m/s
Enjoy!

Our software Knockuter™ 1.02 provides instant punching speed information that helps you to improve your speed.
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