Processor: 1.7 GHz Quad-core
Image Formats: JPEG, PNG, GIF, BMP
USB: micro USB for power only
Video format Supported: Dolby Vision, HDR 10, HDR10+, HLG, H.265, H.264, VP9
Audio: AAC-LC, AC3, eAC3 (Dolby Digital Plus), FLAC, MP3, PCM/Wave, Vorbis, Dolby Atmos (EC3_JOC)
Output Resolution Supported: 2160p, 1080p and 720p up to 60fps
Ports: HDMI output, micro USB for power only
Audio Support: Dolby Atmos, 7.1 surround sound, 2-channel stereo, and HDMI audio pass through up to 5.1
System Requirements: High-definition television with available high-speed HDMI input, high-speed internet connection via Wi-Fi. 4K/ UHD TV required for streaming 4K/ UHD content.
Voice Support: Yes, with the all-new Alexa Voice Remote (included) or free Fire TV app (available for download on Fire OS, Android, and iOS)
Cloud Storage - Free cloud storage for digital content purchased from Amazon
IR Device Control with included All-New Alexa Voice remote - The included all-new Alexa Voice Remote can control the Fire TV Stick 4K and certain functions (such as power and volume) on a wide range of compatible TVs. Note: Certain functions may not be available on some IR-enabled devices.
Alexa Voice Remote (2nd Gen), USB cable, Power adapter, HDMI extender cable for Fire TV Stick 4K, 2 AAA batteries, Quick start guide