19May2018 22:40:08 Z
The left sound channel is horizontal acceleration. The right: vertical. The video shows the vertical and horizontal axes correctly.
The video runs at 13.5 times real time speed.
This is a magnitude 4.5, 197km deep, earthquake, 5 km east of Hawera
It was recorded about 158km distant in Kapiti, New Zealand.
The S wave arrives about 24.6 seconds after the P wave.
158km / 24.6 seconds = 6.4km per second of PS difference.
Turn it up.