BO C WirelessDoorbell
Heath, Zenith Wireless Battery Operated Doorbell Kit, Includes 1 Chime 2 Wireless Push Buttons, Chime Features 3 Selectable Tunes For The Front Entrance A Ding For The Back Entrance, Requires 3 C Batteries Not Included, Adjustable Volume, Up To 150 FT Transmission Range, White Finish.