HEH1217 Features: * Door chime kit * 3 Side holes * Wireless battery operated doorbell system * Traditional 2 note melody for main entrance * Up to 100 feet transmission range * Adjustable volume control * Light cherry wood cover with 3 side holes Includes: * Includes a battery operated receiver and a battery operated push button (push button battery included) Dimensions: * Overall dimensions: 8" H x 5.75" W x 2.25" D Warranty: * Manufacturer provides 1 year warranty