The document discusses an IP PBX telephony solution called *astTECS that is suitable for hotels and resorts. It allows hotels to provide superior communication services to guests, including enabling smartphones to make calls from guest rooms, scheduling wake-up calls, and providing international VoIP calling to reduce costs. *astTECS supports features like SMS alerts, room call billing, video conferencing, and integration with property management systems. It comes in packages for 50 to 1000 extensions to meet the needs of properties of varying sizes.