The Uni-Com Portable and Plug-In Door Chime Set is designed for convenience and flexibility. It includes a plug-in chime unit for a fixed location and a portable unit that can be carried anywhere in your home or garden. With a 150m wireless range, this door chime set provides reliable coverage throughout your property. It offers 30 different chime melodies, an adjustable volume of up to 90dB(A), and a flashing blue LED alert. This makes it suitable for various household needs, including for those who are hearing impaired. You can choose from three operating modes: chime only, LED alert only, or both together, allowing you to customize the system to your preference. The system is also compatible with all Wireless and Uni-Com door chimes, enabling you to expand your setup by adding extra chime units or bell pushes for complete home coverage. The set includes both a plug-in chime unit and a portable unit, both of which are white in color.