Discover the Honeywell D142 Atlanta Mechanical Doorbell, a perfect blend of modern style and functionality. This compact doorbell operates on 4 batteries (1.5V AA) or can be powered using a Honeywell Home transformer (D753 or D780). Enjoy two delightful melodies to greet your guests, with an impressive electromechanical sound output of 75dB. The package includes all necessary fixings for easy installation. Upgrade your home entrance with this stylish and reliable doorbell that ensures you never miss a visitor. It features 2 melodies, a modern and compact design, and works with batteries or a transformer. It has an electromechanical sound output of 80dB and includes fixings.