Heath Zenith PIEZO SL-7313-03 Door Chime, Wireless, Black/White

Heath Zenith PIEZO Door Chime, Plug-In Power Source, Auld Lang Syne, Beethoven's Fifth, Ding-Dong, Relax, Westminster, Whittington Tone, Plastic, Black/White, Wired/Wireless: Wireless, Dimensions: 3.93 in H x 2.16 in W x 0.81 in D, Surface Mounting, Includes: Battery Free Pushbutton