A programmable electronic door chime can really be a nice feature to have in your entrance. There are units which allow you to record tunes and song and then have them play that as a door tune like this one by Dimango: 
Dimango Hardwired Record-A-Chime Door Bell
" Now you can hear your favorite sound when someone presses your door chime button! Simply record song using the internal microphone or plug microphone cord (included) into computer, radio or CD player. Battery or Transformer Operated. Single, Two or Three Door Operation. Easy to install! The internal microphone allows you to record music or voice messages. Also included is the external jack cord that plugs into computer, radio or CD player. Be creative, have fun, and never miss another visitor with our Record-A-Chime!" available at dimango.com This unit is great if you want a somewhat different message to play when a visitors come. You can really create a whole fun mix of different songs and sounds if you like or simply record a personal message to greet guests. Imagine the holidays or Christmas for example when you can change the messge, or what if you're having a party and want to suprise your guests! There are various programmable door chimes available for purchase at different stores. Most of them are pretty easy to operate and allow you to change the message easily. So no matter what type of electronic door bell chime you're in the market for, you're sure to find a model that fits your particular needs perfectly.
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