Record-A-Chime Wireless Doorbell Hear your favorite tune or song on your door bell. Simply record your song using the internal microphone or plug microphone cord (included) into your computer, radio or CD player. Records up to 10 seconds of your favorite tune or sound. You may also select from two pre-recorded tunes, ding-dong or Westminster Chimes. Authentic wood cover. * Superior sound and authentic chime styling add an elegant touch to any home. * Different sounds for front, back and other doors by adding additional buttons. * Up to 150-foot operating range. * 32 selectable codes block interference from outside signals. RECEIVER/ CHIME * Large 4" Speaker - 30% louder than standard wireless chimes with beautiful, rich sound. * Low-battery is indicated with sound and light * Adjustable Volume Control * Uses (4) D-cell alkaline batteries (not included) * Plays 3 sounds: - Your recorded tune - Ding Dong - Westminster Chime PUSH BUTTON * Convenient sound-select on front of button; Change to a different sound anytime, in seconds. * Dependable - works from -30 degrees F to 130 degrees F * Mount with screws or double face tape (included) * Uses (2) 3-volt lithium batteries (installed) $99.99