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Apple TV 4K (2nd generation, 2021)

Apple TV 4K (2nd generation, 2021)
Brand: Apple
Category: Apple TV
  • Processor Apple A12 Bionic chip
  • Power Built-in universal 13 W power supply
  • Weight 15 ounces
  • RAM 3GB
  • Original Price $179-$199
Apple TV 4K (2nd generation)
Apple TV 4K 2nd generation Technical Specifications

Product Brand: Apple

Editor's Rating:


  • Supports 4K resolution and HDR for stunning picture quality.
  • Features an A12 Bionic chip for fast and smooth performance.
  • Intuitive & user-friendly interface with access to the Apple TV and Apple Music.
  • Supports AirPlay for streaming content from other Apple devices.
  • Siri integration allows for hands-free control and search.
  • Includes a Siri Remote with touch-enabled clickpad and dedicated Siri button.
  • Available in 32GB and 64GB storage options.
  • Compatible with a wide range of streaming services and apps.


  • Lacks support for high frame rate content, such as 120Hz.
  • No Ethernet port for wired internet connection, only supports Wi-Fi.
  • Expensive compared to other streaming devices.
  • Limited gaming capabilities compared to dedicated gaming consoles.
  • No support for Dolby Vision Atmos sound.

Apple TV 4K (2nd generation) Specifications

The Apple TV 4K (2nd generation) is a digital media player that streams high-quality video and audio content to a compatible TV. It was released by Apple in 2021 as an updated version of its predecessor, the Apple TV 4K (1st generation).

Design and Hardware

The Apple TV 4K (2nd generation) has a small, sleek design that can fit easily on a shelf or in an entertainment center. It is powered by the Apple A12 Bionic chip and has 3GB of RAM. It comes with either 32GB or 64GB of storage.

Video and Audio Quality

The Apple TV 4K (2nd generation) can stream 4K Ultra HD and high dynamic range (HDR) content with a resolution of up to 2160p. It supports both Dolby Vision and HDR10, which deliver a wider range of colors and better contrast in the picture.

For audio, the Apple TV 4K (2nd generation) supports Dolby Atmos, which provides a more immersive sound experience. It also has Bluetooth 5.0 for wireless audio streaming.

Software and Apps

The Apple TV 4K (2nd generation) runs on tvOS, which is Apple’s operating system for the Apple TV. It supports a wide range of apps, including popular streaming services like Netflix, Hulu, and Amazon Prime Video. Users can also access Apple’s own content through the Apple TV app.

Other Features

The Apple TV 4K (2nd generation) supports AirPlay 2, which allows users to stream content from their Apple devices to their TV. It also has Siri integration, which enables users to control the device using voice commands.

Tech Specs Summary

Here are some additional technical specifications for the Apple TV 4K (2nd generation):

  • Processor: Apple A12 Bionic chip
  • Storage: 32GB or 64GB
  • RAM: 3GB
  • Video output: HDMI 2.1
  • Audio output: Dolby Atmos
  • Wireless: Wi-Fi 6 (802.11ax) with MIMO; Bluetooth 5.0
  • Ports: Gigabit Ethernet, HDMI 2.1, power

Overall, the Apple TV 4K (2nd generation) is a powerful and versatile streaming device that offers high-quality video and audio capabilities, a range of apps and content, and convenient features like AirPlay 2 and Siri integration.

Full Technical Specifications

Apple TV Technical Specifications

Announced 14 September, 2021
Released 21 April, 2021
Generation 2nd
Family Apple TV 4K
Model identifier AppleTV11,1
Processor Type Apple A12 Bionic
Level 1 cache memory (L1) N/A
Level 2 cache memory (L2) N/A
Level 3 cache memory (L3) N/A
CPU Properties 2.49 GHz 6-core Apple A12
GPU Properties Apple A12 Bionic (4-core)
Storage Capacity 32 or 64 GB NAND flash
Colors Black
Size and weight Height: 1.4 inches (35 mm)
Width: 3.9 inches (98 mm)
Depth: 3.9 inches (98 mm)
Weight: 15 ounces (425 g)
Power Built-in universal 13 W power supply
Inside the box Apple TV 4K
Siri Remote
Power cord
Lightning to USB cable
Initial operating system tvOS 14.5 (based on iOS 14.5)
Current operating system tvOS 16.3 (based on iOS 16.3)
Wireless Features Wi-Fi 6 (802.11a/b/g/n/ac/ax)
Bluetooth 5.0
Infrared receiver
Case type Cuboid
Ports HDMI 2.1
802.11ax Wi‑Fi 6 with MIMO; simultaneous dual band (2.4GHz and 5GHz)
Gigabit Ethernet
Bluetooth 5.0 wireless technology
IR receiver
Built‑in power supply
Video formats supported HEVC Dolby Vision (up to 60 fps)
H.264 (up to 60 fps)
MPEG-4 (up to 30 fps)
M-JPEG (up to 35 Mbps, 720p up to 60 fps)
Audio formats supported HE-AAC (V1), AAC (up to 320 kbps), protected AAC (from iTunes Store)
MP3 (up to 320 kbps), MP3 VBR
Apple Lossless, FLAC, AIFF, and WAV; ALAC (Apple Lossless Audio Codec)
Dolby Digital 5.1 and Dolby Digital Plus 7.1
Photo formats supported HEIF, JPEG, BMP, GIF, TIFF, PNG

TV compatibility Compatible with HD and UHD TVs with HDMI
Compatible with Bluetooth keyboards
System Requirements Purchases, rentals, and Home Sharing require an Apple ID that you use for the App Store and other Apple services
Requires 802.11 wireless, Ethernet network, or broadband internet access
Requires 4K and HDR TV for 4K and HDR streaming
Requires acceptance of the software license terms at apple.com/legal/sla
Requires HDMI cable (sold separately)
Features Bluetooth 5.0 wireless technology
IR transmitter
Lightning connector for charging
Rechargeable battery providing months of battery life on a single charge (with typical daily usage)
Charging via USB to computer system or power adapter (sold separately)
Control your TV or receiver via IR or CEC

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Disclaimer Note

We can not guarantee that the information on this page is 101% correct.


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