/usr/share/gstreamer-1.0/presets/GstIirEqualizer3Bands.prs is in gstreamer1.0-plugins-good 1.8.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 | [_presets_]
version=0.10
element-name=GstIirEqualizer3Bands
[more bass]
band0=7.75
band1=0
band2=0
[more trebble]
band0=0
band1=0
band2=6.0
|