Global Speech Generating Devices Market Analysis, Decision-Making Report By Device Type (Dedicated Devices, Integrated Devices), By Technology (Text-to-Speech, Symbol-Based Communication), By End-User (Hospitals, Home Care Settings, Rehabilitation Centers, Others), By Distribution Channel (Online Stores, Medical Supply Stores, Others), Region and Companies – Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2025-2034