Heston Sub 200 Black

Support for Heston Sub 200

Released in 2025, Heston Sub 200 is a subwoofer with powerful and precise bass performance, and wireless Bluetooth LE-audio.

Latest firmware version

Ensure the firmware is up to date by connecting the product to the Marshall app. Read guide

Quick Assists

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Troubleshooting & FAQ

Quick guide icon - App

Download app (Google Play)

Quick guide icon - App

Download app (App store)

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Warranty and Repairs

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Documents

Learn the basics

Follow these steps to set up and start using your Heston Sub 200.

Guides

Getting started

Getting started

Get started with your Heston Sub 200 quickly and easily with this comprehensive guide.

Read guideGetting started

Connecting Wirelessly

Connecting Wirelessly

Heston Sub 200 can be wirelessly connected to a Marshall Heston soundbar.

Read guideConnecting Wirelessly

Connecting via RCA

Connecting via RCA

Connect to any soundbar with a subwoofer line level output using an RCA cable.

Read guideConnecting via RCA

Adjusting the subwoofer sound

Adjusting the subwoofer sound

Learn how to invert the phase, adjust cutoff frequency and volume.

Read guideAdjusting the subwoofer sound

Child lock

Child lock

Child lock is a safety feature that prevents the user from accidentally increasing the volume.

Read guideChild lock

Standby mode

Standby mode

Understand how the standby mode works and how it reduces power consumption.

Read guideStandby mode

Cleaning Heston Sub 200

Cleaning Heston Sub 200

Clean your TV subwoofer regularly to keep it fresh and last longer.

Read guideCleaning Heston Sub 200

Factory reset

Factory reset

Perform a factory reset to return Heston Sub 200 to its original settings.

Read guideFactory reset

Video guides

Video guides

Explore video guides that help you setup and use your Marshall Heston Sub 200.

Read guideVideo guides

Troubleshooting

Cannot connect wirelessly to a Heston soundbar

Common questions





TECH SPECS

Dimensions

282 x 282 x 302.5 mm 11.1 x 11.1 x 11.9 in

Weight

7620 g 16.81 lb

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