Usyk vs Chisora: Fight night will be even louder with the augmented sound option on tonight's show

Oleksandr Usyk vs Derek Chisora will be even louder with the augmented sound option as you can listen to every thudding punch from tonight's show.

The Ukrainian pound-for-pound star battles Chisora in a heavyweight clash at Wembley Arena, live on Sky Sports Box Office.

Former world champion Lee Selby also clashes with George Kambosos Jr in an IBF final eliminator, while Savannah Marshall faces Hannah Rankin for the WBO middleweight title on the packed Usyk-Chisora bill.

Sky customers: Buy Usyk v Chisora
Non-Sky customers: Buy Usyk v Chisora
How to switch on audio description

Viewers watching 'live' in HD can enable audio description via their Sky remote to access crowd sound effects.

To turn on AD on your Sky+HD or Sky Q box, using your remote:

• Press ? (question mark) on your Sky Q remote (located to the right of the number zero) and press select to toggle audio description On or Off.
• Press help on your Sky+ remote (located to the right of the back up button, which is directly below the down arrow) and press the left or right arrow to toggle audio description On or Off, then press select to save the setting.

Once you've turned on AD, you'll need to press back up (directly below the down arrow button on a Sky+ or Sky Accessibility remote) or dismiss (to the left of the Home button which is directly below the down arrow on a Sky Q remote) to close the menu.

Press the AD button on a Sky Q accessibility or Sky Easy Grip remote and turn audio description on or off by pressing select.

Top tip: Got a Sky Q remote with Voice Control? Press and hold the voice button (which can be found either on the side or front of your Sky Q remote) and say "Turn Audio Description on" into the microphone.

Once you've turned on AD, it'll continue to switch on for any shows or channels that has it available, until you turn it off.

If you recorded a show with AD on Sky+, it'll be included and can't be turned off in that recording. Sky Q customers can toggle AD on and off within recordings.

The augmented sound option will also be available for the upcoming pay-per-view events, including Alexander Povetkin vs Dillian Whyte 2 and Anthony Joshua vs Kubrat Pulev.

Watch Usyk vs Chisora on Saturday, live on Sky Sports Box Office, from 6pm. Book it via your Sky remote or book it online here. Even if you aren't a Sky TV subscriber you can book and watch it here.