Eight Note or Four Note Front Door, One Note Second and Third Door Chime With a fine cherry finish and exquisite sound, the LA130CY is perfect for new construction or retrofit installations. For up to three entrances, eight-note or four-note chime for front door, and third doors. Can easily replace existing two-note chime without rewiring. Although the LA310CY has three chime bars, the striker comes out in a sequence to strike the bars multiple times in different series creating the 4 note or 8 note chime. Uses a 16-Volt Transformer C905 SOLD SEPARATELY 4- Or 8-Note, Front Door; One-Note, Second And Third Doors