Heath Zenith Wired + Wireless Designer Doorbell 10 Sounds Choose from among 10 tunes, including Traditional 2-note, Westminster, Whittington, The Star-Spangled Banner, We Wish You a Merry Christmas, Beethoven's 5th and Auld Lang Syne Wireless transmission range up to 150 ft. Adjustable volume control Hardwire or power with 3 size D alkaline batteries (not included) Antique bronze finish with metallic highlights