The Resideo RCW101N1008/N Wired/Battery Powered Door Chime is encased in a UV-resistant plastic that will maintain its original coloring for an extended amount of time compared to customary plastic models. This product can effectively replace an existing wired door chime and be utilized with either batteries or a transformer. There is an option of two separate chimes that features traditional sound quality. This opens a wealth of versatility and allows you to add an additional push button to the back door and customize both chimes to have different sounds. The measurements for this chime are as follows: 6.75-inches (H) by 4-inches (W) by 2-inches (D) and comes in a sleek white finish. Bolster your home's security by utilizing this door chime as an additional door alert for your front door, rear door and side doors. This can be achieved by adding this push button to any 'B' category chimes. Incredibly easy to install, this product is accompanied by Resideo's easy-to-follow categorization guide that will allow you to search for compatible chimes and push buttons. A classic design, effortless installation process and a very affordable price make this an excellent alternative to a wireless model. Assuring absolute peace of mind, Resideo has included a one year warranty that protects your product against defects in material and faulty workmanship.