Technical specifications:
- Size: 3.9” x 1.2” x 0.6” (99 x 30 x 14 mm).
- Weight: 1.5 oz (42 g).
- Processor: Quad-core 1.7 GHz.
- Storage: 8 GB internal.
- Wi-Fi: Dual-band, dual-antenna Wi-Fi (MIMO) for faster streaming and fewer dropped connections. Supports 802.11a/b/g/n/ac Wi-Fi networks.
- Bluetooth: Bluetooth 5.0 and Bluetooth Low Energy. Pair with compatible Bluetooth speakers, headphones, video game controllers, and more.
- Voice Support: Yes, with Alexa Voice Remote (included) or the free Fire TV app (available for Fire OS, Android, and iOS).
- IR Device Control: Alexa Voice Remote can control Fire TV Stick 4K Select and compatible IR-enabled devices (e.g., TVs, soundbars, A/V receivers). Note: Some functions may not be available on all devices.
- Cloud Storage: Free cloud storage for digital content purchased from Amazon.
- Ports: HDMI output, micro-USB for power only.
- Audio Support: HDMI pass-through of Dolby-encoded audio (AC-3, E-AC-3, and E-AC3_JOC).
- 4K Support: Compatible Ultra HD TV required for 4K Ultra HD playback. Availability of 4K/HDR content may vary by service and region.
- Video Content Formats Supported: HDR10, HDR10+, HLG, H.265, H.264, VP9, AV1.
- Output Resolution Supported: 2160p, 1080p, and 720p up to 60 fps.
- System Requirements: High-definition TV with HDMI input, internet connection via Wi-Fi, and a power outlet.
- TV Compatibility: Compatible with 4K UHD TVs (HDMI capable of 2160p at 24/25/30/50/60 Hz and HDCP 2.2) and high-definition TVs (HDMI capable of 1080p or 720p at 50/60 Hz).
- Content Availability: Apps and services may vary by region and require separate subscriptions.
- Accessibility Features:
- VoiceView screen reader for users who are blind or visually impaired.
- Screen magnifier for zooming in and out.
- Text Banner consolidates onscreen text into a compact, customizable banner.
- Closed captioning and Audio Description for videos and TV shows (not available for all content).
- Compatible with Bluetooth headphones for audio.
- Included in the Box: Fire TV Stick 4K Select, Alexa Voice Remote, power cable and adapter, HDMI extender cable, 2 AAA batteries, Quick Start Guide.
- Software Security Updates: Regular updates available.
Alexa Voice Remote
- Size: 38 x 142 x 16 mm.
- Weight: 43.4 g (without batteries).
- Batteries: 2 AAA (included).
- Technology: Bluetooth.
- Compatibility: Fire TV Stick HD, Fire TV Stick (3rd Gen and later), Fire TV Stick 4K Select, Fire TV Stick 4K (1st Gen and later), Fire TV Stick 4K Max (1st Gen and later), Fire TV Cube (2nd Gen and later), and Echo Show 15.

