The Avaya SBM24 Button Module (700462518) is a corded telephone designed for business use. It features 24 phone lines and comes in a sleek black color. This module is compatible with the Avaya brand and specifically designed for the FRITZ!Fon C4 model, providing a reliable and efficient communication solution for enterprise networking and IP PBX systems. With its high-quality construction and user-friendly design, the Avaya SBM24 Button Module is a vital component for any business phone setup.