30Oct2018 02:13:41 Z
The left sound channel is horizontal acceleration. The right: vertical. The video shows the vertical and horizontal axes correctly.
The video runs at 30 times real time speed.
This is a magnitude 6.2, 207.1km deep, earthquake, 25 km south-west of Taumarunui
It was recorded about 205km distant in Kapiti, New Zealand.
The S wave arrives about 30.0 seconds after the P wave.
205km / 30.0 seconds = 6.8km per second of PS difference.
Turn it up.