Wireless/Wired Doorbell, Dark Wood Finish With Satin Nickel Scrollwork Insert, Will Work For Any Application, Wireless Or Wired Installation, Uses 3C Batteries, Not Included, For Wireless, Transmission Range Up To 150, Adjustable Volume Control, 10 Sound Options: Ding Dong, Traditional Westminster, Traditional Whittington, Bell Whittington, Short Westminster, Birthday Celebration, Auld Lang Syne, Beethovens 5th, We Wish You A Merry Christmas, Star Spangled Banner, Sound Decibel: 75 Decibel Maximum, 6.75"W x 2"D x 9.5"H.
