3d texture. black and white background in a cage for banners and layouts. volumetric background with bokeh effect

3dtexture abstract abstractbackground aluminum audio backdrop background blackandwhite board bokeh cell cells closeup construction cross dark darkbackground emptiness framework grate gray grey grid grill grille instrument iron lattice line loudspeaker mesh metal modern net ntv originalstructure originaltexture pattern perspective platinum professional simulator soundboard steel texture vacuum voice volume volumetric wallpaper