... specialize in produceing all kinds of acoustic components,which include professional loudspeaker parts,car speaker accessories,celling speaker cabinet,power amplifier parts ... handle,speaker grille,stell grill,metal mesh sheet,plastic horn,loudspeaker corners,vent,speaker terminal,piezo tweeter,speker gasket,car speaker ... -wall speaker cabinet,power amplifier panel,knob and so on. loudspeaker horn