Description
The Sennheiser HD 400U USB-C Wired Over-Ear Headphones deliver clear, detailed sound with rich bass for an immersive everyday listening experience. Featuring a convenient USB-C connection, an in-line remote and microphone, they make it easy to control music, manage calls, and communicate hands-free with compatible devices. The comfortable over-ear design and lightweight construction make the HD 400U suitable for extended listening at home, work, or while travelling.
Key Features
HD 400U
For more than 80 years, Sennheiser has stood for true sound. The HD 400U carries this legacy forward, delivering the unmistakable Signature Sennheiser Sound through a modern USB-C connection. No pairing. No batteries. Just pure, uncompressed audio, instantly.
True Sennheiser sound: Balanced tuning with clear mids, detailed highs, and controlled bass
Pure digital audio: USB-C connection delivers stable, uncompressed sound without pairing or charging
Flexible listening: Removable cable system lets you use the included USB-C cable or switch to an optional analog cable
Stay connected: Inline remote and microphone for easy call handling and music control
Comfortable closed-back design: Lightweight, foldable construction with passive noise isolation and soft, replaceable ear pads
Built to last: Durable materials engineered for everyday reliability
Sound that stays true
Hear music the way the artist intended.
At the heart of the HD 400U is the Signature Sennheiser Sound. Carefully tuned to be balanced and natural, it reveals emotional detail that standard headphones often miss. Clear and expressive mids, shimmering highs, and deep yet controlled bass combine to create a listening experience that feels authentic, immersive, and true to the music.
Instant digital connection
Plug-and-play simplicity that lets the music speak.
The USB-C digital connection delivers uncompressed audio directly from your device to your ears. With no pairing rituals or batteries to manage, the HD 400U offers a reliable, plug-and-play experience across compatible smartphones, tablets, laptops, and computers. Just connect and press play.
Instant digital connection
Comfortable design, ideal to carry around.
Lightweight and secure, the HD 400U is built for hours of comfortable listening. The closed-back over-ear design provides passive noise isolation while allowing the sound to breathe. Soft, replaceable ear pads and a foldable construction make it ideal for work, travel, and everyday use.
Instant digital connection
Flexible and functional
The removable cable system gives you the freedom to adapt to different devices. Use the included USB-C cable with inline remote and microphone for calls and playback, or switch to an optional analog cable when needed.
*Images are for illustration purposes only
Product Care
With Product Care
TM you can relax knowing Your purchase comes with additional protection.
Discover all the benefits Product Care
TM brings you:
Certainty
With Product CareTM you have certainty that your product is covered for a specific period of time. If, during the Product CareTM term, your product fails to operate as a result of an Eligible Fault*, we will provide a one-off replacement of Your Product.
Support
Our experienced support team ensures that the assessment, replacement or remedy process under your Product CareTM is a convenient experience. Whether you are experiencing a product fault or needing toll free technical assistance, our team is here to provide support every step of the way.
Advantage
Redeem exclusive Additional Benefits which will help you maintain your product and assist in an additional purchase.
There are exclusions and limitations to Product CareTM. This section should always be read in conjunction with the Terms and Conditions for Product CareTM.
Learn more about Product CareTM.
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