How does the anti-barking dog collar work?

1st bark --- 1.5 seconds beep

2nd bark --- 2.5 seconds beep

3rd bark --- 5 seconds beep 1 seconds vibration

4th bark --- 5 second beep 1.5 seconds vibration

5th bark --- 5 seconds beep 2 seconds vibration

6th bark --- 5 seconds beep 3 seconds vibration

7th bark --- 5 seconds beep 4 seconds vibration