The left sound channel is horizontal acceleration. The right: vertical. The video shows the vertical and horizontal axes correctly.
The video runs at 21.42 times real time speed.
This is a magnitude 5.1, 24km deep, earthquake, 15km east of Seddon, New Zealand
It was recorded about 111km distant in Kapiti, New Zealand.
The S wave arrives about 15.28 seconds after the P wave.
111km / 15.28 seconds = 7.3km per second of PS difference.
Turn it up.