Size

99 mm x 30 mm x 14 mm (only housing)
108 mm x 30 mm x 14 mm (including the connector)

Weight

43.5 g

Processor

Quad-core 1.7GHz

GPU

650MHz

Storage

5GB

Wifi

Wi-Fi 6 dual-band: 802.11 a/b/g/n/ac/ax (2.4GHz and 5GHz)

Bluetooth

Bluetooth 5.2 + BLE

Voice Support

Yes, with the Alexa Voice Remote (included) or free Fire TV app (available for download on Fire OS, Android, and iOS)

IR device control with included Alexa Voice Remote

The included Alexa Voice Remote can control Fire TV Stick 4K and certain functions (such as power and volume) on a wide range of compatible IR-enabled devices, including TVs, soundbars and A/V receivers. Note: Certain functions may not be available on some IR-enabled devices.

Cloud Storage

Free cloud storage for digital content purchased from Amazon

Ports

HDMI 2.1 output with ARC input support, micro USB

Audio Support

Dolby Atmos, 7.1 surround sound, 2-channel stereo, and HDMI audio pass through up to 5.1.

4K Support

To watch movies and TV shows in 4K Ultra HD, you need a compatible Ultra HD TV. All services may not be available in 4K/HDR. Certain services are subject to change at any time, may not be available in all areas, or in 4K/HDR, and may require separate subscriptions. Learn more about services.

Content formats supported

Video: Dolby Vision, HDR 10, HDR10+, HLG, H.265, H.264, VP9, AV1;

Audio: xHE-AAC, AAC-LC, AAC+, eAAC+, AAC-ELD, MP3, AMR-NB, FLAC, PCM/WAV, Vorbis, Dolby AC3, eAC3 (Dolby Digital Plus), Dolby Atmos (EC3_JOC), Dolby AC4, Dolby MAT, Dolby TrueHD pass-through, MPEG-H pass-through, DTS passthrough, DTS-HD passthrough (basic profile);

Photo: JPEG, PNG, GIF, BMP