Representing the premier in performance and versatility, Honeywell portable doorbells and pushbuttons are easily accessible and easily installed. This wireless doorbell with halo light and pushbutton set includes high-quality sound (84 dB) and comes preinstalled with 8 tunes. Illuminated halo and LED strobe lights have also been included to ensure even more options for users to explore. Featuring a range that's capable of reaching up to 450 ft, this wireless doorbell with halo light and pushbutton can be connected with up to 6 transmitters simultaneously (this would include pushbuttons, awareness devices, door contacts and motion sensors). A prolonged battery life of 5 years and Honeywell ActivLink bolster longevity and versatility.