This tender relates to Transport for Greater Manchester´s (TfGM) need to procure a Cloud Public Address (PA) System and associated services to provide a secure, resilient, IP-based PA capability across TfGM Transport Service Facilities (TSFs). The PA service is intended to provide real-time passenger information, site-specific passenger safety and security (PSS) messages, and event-driven announcements, operable centrally from the Operations Control Centre (OCC) and locally by designated TSF Site Co-Ordinators. TfGM requires a cloud-hosted PA management system (with main and failover capability) integrated with an on-net estate of PA end user devices (EUDs) such as IP speakers, audio gateways, AFILs, paging stations and user clients, including the ability to interface with legacy Long Line Public Address (LLPA) systems during transition and with existing third-party systems (e.g., Cisco Unified Call Manager) as required. This is an Open Tender procedure in accordance with the Procurement Act 2023. This route has been selected to ensure unrestricted market access, maximise competition, and enable engagement with the full range of capable Bidders across the services market.