With more power, a lightning-fast processor, support for 802.11 ac Wi-Fi, and a new antenna design, Fire TV Stick 4K allows you to enjoy a more complete 4K Ultra HD streaming experience. Launch and control all your favorite movies and TV shows with the next-gen Alexa Voice Remote. New power, volume, and mute buttons let you control your TV, sound bar, and receiver.  

1. Powerful 4K streaming media stick with a Wi-Fi antenna design optimized for 4K Ultra HD streaming
2. Enjoy brilliant picture and immersive sound with access to 4K Ultra HD - Dolby Vision - HDR - HDR10+ - and Dolby Atmos
3. Experience tens of thousands of channels - apps - and Alexa skills - plus millions of websites
4. Comprehensive voice experience - view live camera feeds - check the weather - dim the lights - and stream music