Ultra HD Blu-ray is the ultimate in AV performance. But what's so great about it? What equipment do you need? And what films can you watch? Read on...

You probably use your headphones most days of the week, so take care when selecting a pair. Follow our advice, and you shouldn’t go too far wrong.

While many of us are only just getting used to the idea of 4K TV, some brands and broadcasters are already deep into 8K resolution video.

HDMI 2.1 will make 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?

Got digital music? You should probably learn about your digital-to-analogue converter and what it brings to the party.

UPDATED Tidal has never been far from the news, but behind the headlines remains an excellent streaming service.

With only four races to go, here's how to watch the climax of the 2018 F1 season in 4K and more.

High-resolution audio is the pinnacle for digital music fans, but what is it? How can you get it? What kit do you need to listen to it?

Sonos might be among the best in the business, but it isn't your only option if you're thinking of getting a multi-room music system.

Sky Q makes multi-room, multi-screen viewing a reality, complete with 4K video and Atmos sound.

The fastest-growing trend in the tech world is smart speakers. But what exactly is a smart speaker? What does it do? Should you get one? We spill the beans...