You’ll always be happy you have visitors with this doorbell… but you might end up leaving them at the door! With 38 different sounds and melodies you can suit your mood for the day, or match it with the holidays. There are also songs from different ethnicities from around the world. This wireless doorbell and receiver combo alerts inhabitants to visitors, without long wires or complicated setup. Secured to your front-door area, the doorbell welcomes guests with a large blue button which then sends a wireless signal to the receiver which can be placed in any room of up to 250 feet away from the front door.