02May2016 00:26:53 Z
The left sound channel is horizontal acceleration. The right: vertical. The video shows the vertical and horizontal axes correctly.
The video runs at 15 times real time speed.
This is a magnitude 4.6, 103km deep, earthquake, 5 km east of White Island
It was recorded about 418km distant in Kapiti, New Zealand.
The S wave arrives about 47 seconds after the P wave.
418km / 47 seconds = 8.9km per second of PS difference.
Turn it up.