1. Compatible with Fire TV Stick (2nd Gen), Fire TV Stick 4K, Fire TV Cube, and Amazon Fire TV (3rd Gen, Pendant Design).2. Now with power, volume, and mute buttons that let you control your TV, sound bar, and A/V receiver.3. Just press and ask Alexa to easily find, launch, and control content.4. Quickly skip to your favorite scenes with standard navigation and playback controls.5. Do more with Alexa – play music, view sports scores, check the weather, see live camera feeds, switch to cable, and control compatible smart home devices.