Speakers with some details, made in blender 2.93 using different technics, simple cycles materials leaves space for improvisation. Fill your scene with music.
BLEND (Blender, filesize: 118 MB), OBJ (OBJ, filesize: 101 MB), FBX (Autodesk FBX, filesize: 25.4 MB), DAE (Collada, filesize: 209 MB)