Never miss a visitor again with the Defiant Wireless Illuminated Battery Doorbell Kit. This unit flashes one of the seven selectable LED colors while playing one of the 10 selectable tunes when someone rings your doorbell. Boasting a convenient portable design, you can place this wireless doorbell anywhere in your home. It features volume control, mute timers, extended range and a wireless push button. Powered by three C batteries, it is compatible with all other Defiant wireless push buttons, doorbells and alerts. Highlights 7 interchangeable LED flashing alerts (dark green, light green, dark blue, light blue, red, purple, teal) Assignable tunes per push button and accessories Adjustable volume up to 90dB Mute timer 3-hours, 6-hours, 9-hours, 12-hours and permanent mute 10 selectable tunes (Westminster, short Westminster, Huntington, relax triplet, shorty, birthday celebration, we wish you a merry Christmas, Laud Lang Dyne, Beethoven's fifth, Ding-Dong) 300 ft. transmission range Battery operated - requires 3 "C" batteries (not included) Portable chime can be wall or table top mounted Wireless push button included (A23 battery included)