The Annuncicom AHE-YA404 is a powerful analog headend with integrated VoIP SIP support and onboard amplification. The 1RU device enables seamless paging and intercom functionality from standard SIP phone to as many as 16 individual legacy intercom panels. Importantly, the AHE-YA404 offers direct connection to speaker/microphone and call-button panels without the need to replace existing cabling or call stations. Upon establishing connectivity, the headend enables two-way HDX communication and room monitoring within help points, emergency intercoms, and security systems among other applications.