The Byron Wireless Doorbell Set is a modern and stylish solution for homes, shops, and schools. This twin pack includes a plug-in receiver and a portable button, both powered by batteries. With a 150m range and a variety of features such as melodies, a portable bell/chime, and a modern design, this doorbell set offers convenience and functionality. The white rectangle-shaped doorbell receiver and button, made of durable plastic, are easy to use and suitable for various settings. The Byron brand ensures quality and reliability in this essential home improvement.