Incorporating DAS Audio Message Controller and MultiPlayer™ audio player and program switcher, DAS AMS System ensures FCC-compliant message audio on both main and SAP audio streams in full compliance with 21st CVAA Rules. System aggregates information from variety of sources, converts text information to audio using TTS converter, prepares it for playback on different audio channels, and then — via Web-based user interface — provides audio and triggering signals on all configured channels.