Those "extended audio clip[s]" don't seem to be available anymore as a matter of policy after 2019, following an external privacy audit done by the Policing Project at NYU Law. It also seems that police don't have access to audio outside of gunshot incidents.

https://www.policingproject.org/shotspotter

https://www.shotspotter.com/wp-content/uploads/2021/01/ShotS...