2 versions to download from the links :
Grungy speakers
https://sketchfab.com/3d-models/speakers-dirty-grungy-version-facfb7d088504a0eac7c47d4f5ada0d9
Clean speakers (no grunge)
https://sketchfab.com/3d-models/speakers-clean-version-19bd007bd2e74b039c2415949a93d575
each model was finished in 1 day with with auto uv-s and and decimation from zbrush, generators in substance painter, mostly just to test the capabilities of doing something automatic and as fast as possible.
Speakers (clean version)- sketchfab model
Speakers (dirty / grungy version) - sketchfab model