Heath Zenith® SL-27102-02 Wired Doorbell Kit with Mixed Push Buttons, White CoverIncludes one chime, one lighted push button, one unlighted push button and one transformer. Features 2 sound options, ding dong and ding. Contains a cULus listed transformer. White cover will complements any door decoration. White cover Contractor kit with mixed push buttons Includes (1) chime, (1) lighted push button, (1) unlighted push button and (1) transformer Contains a cULus listed transformer. Specifications Sounds: 2 Sound Options: Ding Dong,