Never miss a delivery or visit again. The Honeywell Series 9 Portable Doorbell and Push Button Set represents the finest in Honeywell design with innovative features ranging from downloadable tunes and custom visual alerts to the peace and quiet of a mute timer. Featuring a noise output (90 dB) that’s capable of reaching up to 450 ft, this wireless doorbell uses Honeywell ActivLink that’s able to connect with up to six transmitters simultaneously. This would include: additional push buttons, awareness devices, door contacts and motion sensors. This wireless doorbell comes with an illuminated halo and LED strobe lights, as well as eight preinstalled tunes. Customization is enhanced even more with the ability to download an MP3 and use if as your personal doorbell tune.