HDMI 2.1 makes it possible to pass through 8K, and even 10K, content with HDR, but what are the rest of the specs and how will it affect the kit you're using?
in-depth AirPlay 2 - Apple's big move into multi-room - is now live. But how does it work? Which devices support it? These questions and more are answered...
Updated With 4K HDR TVs looking better and better, it's more essential than ever you're getting the sound you deserve...
Whether boosting the Beam, improving the Play:1 or making your multi-room even more impressive, you'll want to consider these gadgets.
Whether a binge-watching pro or streaming newbie, you can stay on top of new 4K HDR shows and learn all of Netflix's hidden features with this handy guide.
For £995 you'll be able to order the extra-swish Mu-so from John Lewis next week. Other retailers get their hands on it in October.
Amazon products can now talk to Cortana for access to Microsoft software, while Windows products can now control smart lights and control music.
There will be a subscription and ad-free model, with the service launching in 2019. Disney, Fox, NBC Universal, Sony Pictures, Paramount and Warner Media are all involved.
You'll be able to use your smartphone to send music to any Alexa-enabled speaker, as long as you have an Amazon Music subscription.
All Alexa-enabled devices - not just those made by Amazon - will now be able to tell which speaker is closest to you when you give it commands.
The update goes live today, with smart televisions from Philips, Panasonic, LG, Samsung and Sony getting the feature.
The Kozmophone comes with a detachable Bluetooth speaker, mood lighting controlled via app and a cartridge from Audio Technica.
Today's Amazon Prime Day sale is the best way to get all the latest deals on Bluetooth, portable and even light-up speakers...
Amazon's own Fire 4K TV has dropped in price as part of the Amazon Prime Day deals - is it worth buying or should you leave it behind?
Today's Amazon Prime Day deals include big savings on the cheap Echo Dot, the Echo speaker, the Echo Spot, and the Echo Show.
As well as DSEE HX and LDAC processing, the phone has a 6" 18:9 Full HD+ display, a 23MP camera and runs Android Oreo.
The Xbox One X and Xbox One S will now be able to play Vision content over Netflix - but do not support Dolby Vision Blu-ray discs.
The Sonos Beam, One, Playbase and second-gen Play:5 will all receive the update, letting you send audio from iPhone or iPad to multiple devices.
Want to know how to get the best Prime Day deals on headphones, TVs and more? Follow these tricks to stay one step ahead...