White louvered grille cover has a rectangular shape and can be painted to match your decor so it is heardFlush-mount cover lies flat to the wall with an unassuming presence because it can be painted to match your wallIndividual tones for up to two doors so you will always know where your visitor is two-note chime for front door, one-note for second doorChime wires to a 16 VAC transformer so you are assured of uninterrupted service and are never dependent upon batteries (use transformer C905 or C915, sold separately)Easily replace your current two-note wired door chime to this style without rewiring for a fast, simple redecorating touchWhite louvered grille can be painted to match decor so the chime is only heard and not seenTwo note chime for front door, single-note for second door