CHIME BASE ONLY: This item DOES NOT include the cover and doorbell button. Search CHM3DCOVER for a cover that is compatible with this chime mechanism or CHM3D for the chime base AND cover. Will also fit most Nutone models (see product description for model numbers).
TWO SOUNDS: Classic two-note Ding Dong sound for the front door button and has an additional connection with a separate "Dong" for the rear or side door
DIMENSIONS: Base: 6.75 L x 3.75 W Overall Depth: 1.75
COMPATIBILITY: Use with a 16-volt/10 VA or 16-volt/15 VA transformer (not included) when connecting to a regular doorbell. Search 16TR or "3TRAN" for a compatible transformer.
INCLUDES: Door Chime (base only) and mounting screws.