Guaranteed never miss a visitor again, no matter where you are in the house. Simply install the additional bell receiver in the room where you spend the most time. You'll hear the bell even if you forgot the receiver from the set in another room.
Child's play customization via free app: choose from 32 ring tones via your smartphone. Whether ding-dong, musical classics or Christmas sounds - the choice is yours. Just adjust the volume to your liking.
