17Oct2016 13:15:15 Z
The left sound channel is horizontal acceleration. The right: vertical. The video shows the vertical and horizontal axes correctly.
The video runs at 6 times real time speed.
This is a magnitude 4.2, 73km deep, earthquake, 70 km south-west of Whanganui
It was recorded about 71km distant in Kapiti, New Zealand.
The S wave arrives about 12.4 seconds after the P wave.
71km / 12.4 seconds = 5.7km per second of PS difference.
Turn it up.