2-Note, White Door Chime - (Quantity 24) Each Pack Contains the Following (x24): One 2-Note, White Door Chime Two lighted White Pushbuttons One (C905) Transformer Replaces Nutone Cd125Whbulk Chime Dimensions: 5" H X 9" W X 2" D Pushbutton Dimensions: 2-7/8" H X 1" W X 3/4" D Note: sold in quantities of 24 (to purchase individual product, see model number SBK125LWH)