Wireless Doorbells for Home, Apartments, Businesses, Classrooms, etc. - 1 Door Bell Ringer & 1 Plug-In Chime Receiver, Battery Operated, White

All receivers will ring no matter which push button is pressed, but each door has a different tone, so you know where your guests are., If you want the push button and receiver to work one-to-one, please try the steps in "How to clear the frequency and re-pair"., Up to 1000 Feet(300m)in the open air from the transmitter(150m if there are walls).Either you are occupied in the bedroom or at the kitchen,our wireless doorbell kit can remind you that someone is calling from outside.Never worry about missing visito, Expandable and Easy Installation Expand your existing doorbell system with up to transmitters and unlimited receivers. Simply plug the main doorbell chime into a wall outlet, install the push button with provided double sided tape or screws., Expandable and Easy Installation Expand your existing doorbell system with up to transmitters and unlimited receivers. Simply plug the main doorbell chime into a wall outlet, install the push button with provided double sided tape or screws., Whether you're using it outdoors for your front gates, back fences, or mailboxes or indoors for teachers seeking helpful classroom organization and management.