Amazon introduced the Echo Show 21, showcasing Alexa Plus with a revamped user interface for smart homes.Alexa Plus offers a more conversational, context-aware assistant, featuring eight new voices and enhanced capabilities.New generative AI-powered features allow Alexa to understand natural language commands, making smart home control easier.Alexa Plus can handle multiple commands at once, create personalized routines, and connect with various smart home devices seamlessly.The updated Echo Show UI provides a cleaner, more customizable interface with larger widgets and efficient navigation.Users can now send images, documents, and notes to their Alexa email address for easy calendar and reminder integration.Smart home controls on the Echo Show mimic the Echo Hub interface, offering enhanced touch control over devices.New features include Ring camera integration, advanced cooking controls, and improved compatibility with smart kitchen appliances.Alexa Plus subscription costs $19.99 per month and is included in Prime membership, with early access available in March in the US.It will be compatible with various Echo devices, Fire TVs, Fire tablets, Echo Buds, and Echo Frames, providing a comprehensive smart home experience.