Simple yet stylish. NuTone wireless pushbuttons allow you to identify one door from another, by setting each button to ring a different sound. Active transmitter pushbutton and receiver chime "learn" process prevents interference with other wireless products. This pushbutton works with the following NuTone Wireless Door Chime Models: LA223WH, LA224WH, LA224RWH, LA225WH, LA226WH, LA542WH, LA552WH and LA553WH.

• Satin nickel rectangular shaped wireless pushbutton with non-stick action is designed for added durability, providing many years of service
• Up to two or three additional pushbuttons may be added, dependent upon chime model, so you will always know which door your visitor is at
• Pushbutton uses one 3-volt CR2032 battery (included)