An intercom phone is a specialized telephone device or software-based communication endpoint equipped with distinct features designed to initiate and receive direct, two-way intercom broadcasts or point-to-point calls across an internal network. Unlike traditional public switched telephone network devices, intercom phones often include dedicated programmable buttons for room-to-room paging, hands-free auto-answer capabilities, and direct integration with facility security gates, door stations, or paging amplifiers. They are widely utilized in corporate offices, schools, hospitals, and industrial plants to streamline rapid internal coordination and emergency messaging.