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Google Chromecast 4K Ultra HD Video Streaming GA3A00404A04

Google - GA3A00404A04

Key Features

  • Stream from your device to your TV
  • Compatible with Android & iPhone
  • See your laptop on your TV
  • Voice control with compatible apps
  • Plugs into HDMI
  • Stream in 4K Ultra HD resolution

Part No: GA3A00404A04

Stock Code: BT83514106


£69.00 Inc VAT

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Stream entertainment in up to 4K Ultra HD and HDR.

A streaming device that plugs into your TV's HDMI port, Chromecast Ultra provides fast, reliable performance with minimal buffering and smooth streaming. Use your iPhone®, iPad®, Android device or laptop to stream from thousands of Cast-enabled apps.¹

A better way to get 4K video and more to your TV

With Chromecast Ultra, your device is the remote. It’s easy to control the TV from anywhere in your home.²

  • Keep using your device without interrupting what’s playing or draining your battery.
  • Tap the Cast button to see content on the big screen.
  • Open the apps you already know – no new logins or downloads required.

Unlimited entertainment, on your schedule

Choose from 4K-enabled apps such as Netflix and YouTube, or browse over 200,000 TV shows and movies, plus 30 million songs, games and more.¹ Discover a range of free, subscription or paid content from thousands of apps.³

Stunning picture quality

Enjoy a crisper picture, deeper colour and smoother video when streaming up to 4K content to a 4K TV¹ with Chromecast Ultra. Whether your TV is 4K or HD, it automatically optimises content for the best picture quality possible.

Small size. Big performance.

Get your shows playing fast, smooth and reliably with Chromecast Ultra’s robust processing power.³ Even if your Wi-Fi network isn’t ready for the demands of 4K, Chromecast Ultra has a built-in Ethernet adapter so you can enjoy smooth streaming over a wired connection.

See what you can do with Chromecast

Turn your TV into a picture frame

Showcase your Google Photos albums, see the weather, time and more on your TV with Ambient Mode on Chromecast.

Discover new entertainment

Use the Google Home app to find the latest on new apps, offers and features.3

Mirror your Android screen

Stream what you see on your Android device on your TV.2

Mirror any website

See whatever’s on your laptop’s Chrome browser on the big screen.2

What makes it Ultra?

Use Chromecast Ultra to get the best performance from your 4K TV, while still enjoying all the features that already come with Chromecast.

Just say it to play it

Pair Chromecast Ultra with any Google Home device, and stream entertainment just by asking.4

  1. Chromecast, Chromecast Ultra and Chromecast Audio require: a TV with an HDMI port, a Wi-Fi network and a compatible (Android, iOS, Windows or Mac OS) computer or mobile device. Minimum OS requirements are at g.co/cast/req. Availability and performance of features and services (including 4K and screen mirroring) are application-, device- and network-dependent and may not be available in all areas. More information is available on the Chromecast Help Centre. Chromecast Ultra requires a 4K-capable HDTV and a high-speed broadband Internet connection to view 4K content; see g.co/cast/req for minimum broadband requirements. 4K programming is subject to availability from content providers. Chromecast Audio requires speaker with AUX, RCA or optical digital input. iPhone®, iPad® and Mac® are trademarks of Apple Inc., registered in the US and other countries. Windows® is a registered trademark of Microsoft Corporation in the US and other countries.
  2. Performance of certain Chromecast features, services and applications depends on the device that you use with Chromecast and your Internet connection.
  3. Subscriptions/charges may be required for certain content. Casting optimised for selected services only. Streaming quality for other content may vary.
  4. Google Home or Google Home Mini device, Chromecast and compatible content are required to cast to a TV using your voice. Subscriptions are required to view some content. Auto-switch to HDMI input may need to be set up on TV.

Tech Specs

Dimensions & Weight

  • Length: 58 mm
  • Width: 14 mm
  • Height: 58 mm
  • Power cable: 2 m
  • Device: 47 g
  • Adaptor: 101 g


  • Up to 4K Ultra HD
  • Supports all resolutions up to 4K Ultra HD and high dynamic range (HDR) for stunning picture quality.

To enjoy 4K Ultra HD, you need a 4K-compatible HDTV with a HDMI port, an app providing 4K content and a reliable 4K Internet connection. More information is available at g.co/cast/req. If 4K is unavailable, your content will still be optimised for your TV’s maximum resolution.


  • 802.11ac (2.4 GHz/5 Ghz)
  • 1x2 MISO Wi-Fi for high-performance streaming

Ports & Connectors

  • HDMI plugs directly into the TV
  • Micro-USB for power and data
  • Ethernet port on the power adaptor for hard-to-reach Wi-Fi spots in your home

Supported Operating Systems

  • Android 4.2 and higher
  • iOS 9.1 and higher
  • Mac OS X 10.9 and higher
  • Windows 7 and higher

What's in the box

  • Chromecast Ultra
  • Power cable
  • Power adaptor with Ethernet port


  • TV with an HDMI port
  • Wi-Fi network or Ethernet
  • Wi-Fi–enabled supported device

Requirements for Chromecast devices


From the Manufacturer


Product Reviews

Google - GA3A00404A04

Google Chromecast 4K Ultra HD Video Streaming GA3A00404A04

£69.00 Inc VAT

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