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Comfortably enjoy immersive audio output when listening to music while on the go with the Sennheiser MOMENTUM Wireless Over-Ear Headphones. Crafted with rugged matte steel arms and covers, it has the toughness to withstand the rigours of regular usage whenever you’re out and about.

Key Features
  • Active Noise Cancellation keeps background noise away and helps focus you towards the music – it has 3 modes to suit different environments; also includes a Transparent Hearing feature to help keep you stay aware of your surroundings while listening to your playlist
  • Auto On/Off and Smart Pause function lets you seamlessly listen to your favourite tunes after taking off or putting on the headphones
  • Intuitive, 3-button control interface makes it easy to answer calls, switch tracks, or pause playback
  • Soft ear cups and padded leather head strap for enhanced, long-wearing comfort
  • Seamless support for your phone’s voice assistant for convenient, handsfree control
  • Smart Control app (download required) support offers equaliser adjustments, noise cancellation activation, and transparent hearing mode selection on your compatible mobile device
Bluetooth  NFC  

What's In The Box?

  • 1x Momentum Wireless Headphones
  • 1x Carry Case
  • 1x USB-C Charging Cable
  • 1x USB-C to USB-A Adapter
  • 1x Analog Cable


Barcode (GTIN) 4044155237153
Product Type Over-Ear Headphones
Brand Sennheiser
Model 508234
Colour Black
Frequency Response (Hz) 6 - 23000
Connectivity Near Field Communication [NFC], USB Type-C
Wireless Networking Bluetooth 5.0
Features Noise Cancelling
Battery Type Built-in
Estimated Battery Life (hr) Up to 17
Manufacturers Express Warranty (months) 24

If you feel your product has failed a Consumer Guarantee (as defined by Australian Consumer Law) then you can:

  • Return it to your local Harvey Norman store to initiate an inspection / service call.
  • If it is a downloadable product (software or e-Gift Card) please Contact Us at Harvey Norman Online.
  • Please Note: Customer Direct products cannot be returned at Harvey Norman franchised stores. For all Customer Direct purchases, please Contact Us at Harvey Norman Online.

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Protect your purchase with Product Care®. Get a brand new replacement if your product suffers an eligible fault through our hassle free support process, plus enjoy a range of exclusive benefits like a product health check and free prints each year so you experience your new product even more.

Discover all of the benefits Product Care® brings you:


With Product Care® you can relax knowing your purchase is protected. After an assessment, if your product suffers a fault covered by the terms of your plan, we’ll arrange to have a brand new replacement delivered to your doorstep.


Our range of support options ensure you experience an easy and hassle free process when you need to talk to us about your Product Care® plan. Whether you are experiencing a fault, or wanting to redeem your entitlements, we will provide you with guidance and support every step of the way.


Having Product Care® with your purchase means you can enjoy a range of special benefits that are exclusive to you and will help you enjoy the experience of your new product even more.

Conditions apply. This section should always be read in conjunction with the Terms and Conditions for Product Care® Replacement (Computers).

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Sennheiser MOMENTUM Wireless Over-Ear Headphones - Black
508234 4044155237153

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