With more power, a lightning-fast processor, and support for 802.11ac Wi-Fi, Fire TV Stick 4K allows you to enjoy a more complete 4K Ultra HD streaming experience. Now you can control your compatible TV, sound bar, and receiver with power, volume, and mute buttons. Just press and ask to easily find, launch, and control movies and TV shows. Enjoy stunning 4K Ultra HD streaming at up to 60fps. Experience the vivid, lifelike colors and exceptional clarity of Dolby Vision, HDR 10, HLG, and HDR10+. Feel scenes come to life with immersive Dolby Atmos audio when connected to compatible home audio systems.