ink and brush next to the speakers. painting diffusers of speakers with stamp paint to give them aesthetics

15gd11 20gds 30gd1 amphitone audio speakers audiophile audiophilia bass black brush club concept concert dark design dolby electroacoustic equipment gd gdn gds high quality ink paint listen to the music loudspeaker middle lover professional speaker repair replacement restoration retro s90 safety sound studio sub subwoofer suspension tall technology theatre ussr vintage watt