MOMENTUM True Wireless 4 with Bonus SoundProtex

$529.95

Black Graphite MOMENTUM True Wireless 4 with Bonus SoundProtex Desktop Black Graphite MOMENTUM True Wireless 4 with Bonus SoundProtex Mobile
White Silver MOMENTUM True Wireless 4 with Bonus SoundProtex Desktop White Silver MOMENTUM True Wireless 4 with Bonus SoundProtex Mobile
Black Copper MOMENTUM True Wireless 4 with Bonus SoundProtex Desktop Black Copper MOMENTUM True Wireless 4 with Bonus SoundProtex Mobile
Gold MOMENTUM True Wireless 4 with Bonus SoundProtex Desktop Gold MOMENTUM True Wireless 4 with Bonus SoundProtex Mobile
Denim MOMENTUM True Wireless 4 with Bonus SoundProtex Desktop Denim MOMENTUM True Wireless 4 with Bonus SoundProtex Mobile
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SoundProtex Earbuds

Get balanced, full-frequency sound with all the sonic details that make music brilliant, but at a safer sound level. SoundProtex filters protect your ears, lowering the volume so you can listen safely for longer. Now you can enjoy concerts and festivals — without having to worry about your ears

MOMENTUM True Wireless 4

Experience advanced wireless audio and step into tomorrow with MOMENTUM True Wireless 4, our latest generation of earbuds. Immerse yourself in sound that’s tuned to your hearing and preferences. Discover future-proof features like Auracast™ & LE Audio* with adaptive ANC and up to 30hrs playtime.*

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Ready for Auracast™

Hear how the future sounds with MOMENTUM True Wireless 4

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  • Enjoy great sound without the worry
  • Protect your hearing
  • Stay aware of your surroundings
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  • Sennheiser Signature Sound
  • Adaptive noise cancellation
  • Future-proof technologies
  • All-day comfort
  • Sound personalization
  • Up to 30 hours playtime with new battery system

Features

  • Sennheiser signature sound: Delivers exceptional sound fidelity, ensuring every detail and emotion is heard just as the artist intended thanks to our TrueResponse transducer system which delivers a high-end sound experience with impactful bass and a refined treble response.
  • Adaptive Noise Cancellation (ANC): Automatically adjusts noise cancellation to surroundings, providing an immersive listening experience.
  • Future-proof technologies: Step into the future with Auracast™ support and LE Audio* and enjoy the latest codecs with Bluetooth® 5.4 compatibility.
  • All day comfort: Assorted sizes of soft silicon ear tips and fins ensure a comfortable fit for extended listening sessions.
  • Sound personalization: Choose between multiple ways of customizing your sound: guided tests for personalized sound profiles, adaptative 5-band EQ, Sound Zones, Sound Check or pre-set modes.
  • Up to 30 hours playtime with new battery system and fast Qi wireless charging: 8 minutes of charging thanks to our battery protect mode for 1 hour of playback.
  • Lossless Audio: Guarantees flawless bit-by-bit transmission of audio, maintaining uncompromised sound quality during wireless listening.
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Keep your ears healthy and have more fun

Some music is best when it’s heard live — but too much can affect your hearing.

Part of the pleasure of listening to music is the brilliance of the sound. Listen too long and too loud, though, and you can start to lose the ability to hear details. Concerts and festivals often expose fans to high volumes for long enough that it becomes a risk to their hearing.


Earplugs have always been a way to protect your hearing. But standard foam or rubber versions have a big disadvantage: they give you really awful sound. So we asked, why isn’t there a way to listen safely — and still give people the joy of brilliant live music?

*Auracast™ & LE Audio : available via firmware update only

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Enjoy excellent sound anywhere

Don’t sacrifice good sound—or good looks—to protect your hearing.

Big, awkward-looking foam or rubber earplugs can draw attention. They also cut out much of the higher frequencies while letting lower frequencies pass through. The result? Muffled, bass-heavy sound. Not with SoundProtex. The patented technology in our elegant two-stage filters ensures brilliant, balanced sound.


To accomplish this, we used both a tuned membrane and a sound dampening mesh. When paired together, these components reduce high and low frequencies in equal measure. You get pure, balanced sound without losing any detail or clarity. Even better, these small, discreet earplugs are practically unnoticeable when you wear them.

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Master of Sound

No matter where you are, discover a world of exceptional sound, with the highest quality audio sources

Experience music the way the artist intended, thanks to the outstanding fidelity of Sennheiser’s TrueResponse transducer system, which lets you hear every fine detail - and feel every emotion with up to 24bit/96kHz audio resolution. Best-in-class sound quality is ensured by support for lossless audio that brings flawless bit-for-bit transmission to wireless listening.

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Balanced sound makes it easier to hear things around you

SoundProtex preserves the sonic details you need to be aware of your surroundings.

Although you need to protect your ears from excessive volumes, it’s still important to have an awareness of what’s happening around you. For instance, to understand what people are saying or hear an alarm. The balanced sound reduction from SoundProtex preserves the clarity of sounds and thus your awareness.


For instance, when we listen to people speaking, our ears rely on higher frequency details to make out the words. Standard earplugs can limit those higher frequencies too much. This can make understanding others difficult. Two-stage SoundProtex filters give you perfectly balanced sound that includes enough high-frequency details for easy conversations.

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Freedom from noise and distractions

Enjoy the latest generation of adaptive ANC for superior noise attenuation

MOMENTUM True Wireless 4 automatically adjusts noise cancellation to your surroundings – so there’s nothing between you and your music. When you need to stay aware of your surroundings or hear others without removing your earbuds, the low-noise, natural-sounding Transparency Mode brings outside sounds back at a touch.

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The future of listening

Experience the wireless audio of tomorrow with future-proof technology, such as Auracast™* and LE Audio*

Take it to the next level: With MOMENTUM True Wireless 4, you can experience the new benchmark for incredible wireless audio and step into the future. Discover technologies that are set to revolutionize the way we share and stream audio with features such as Auracast™* and LE Audio*.

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Put the world on mute

Use the total block filters when you want peace and quiet.

Sometimes, the thing you want to hear most is silence. When you’re trying to eliminate as much sound as possible, pop in the included full block filters. They’re great when you’re traveling, for instance — or any time you’d like to relax or sleep in a noisy environment.
They can even protect your ears from water if you decide to take a swim in the hotel pool.

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Designed for all day comfort

Ergonomic design and more sizes for exceptional wearing comfort and perfect fit – all day long

Thanks to MOMENTUM True Wireless 4’s ergonomic design and soft silicon ear tips, you can enjoy a secure fit that feels great even over long listening sessions. Stay connected, productive, and entertained throughout your day with an outstanding 30 hours of listening pleasure thanks to our new high quality battery system. There’s even a quick charging feature that provides an hour of playtime in just 8 minutes – extend your battery span with our battery protect mode!

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Ear-friendly materials you can re-use

SoundProtex earplugs are reusable and non-allergenic.

When you wear anything for hours at a time, it’s got to be comfortable and non-allergenic. Your SoundProtex ear tips are made from soft & flexible medical-grade TPE material, which won’t irritate even extremely sensitive skin. Additionally, they’re free of plasticizers and other substances that can cause problems.

The ear tips also come in three different sizes to make sure you can find a great fit. When you’re done using them, just rinse the tips off under running water or wipe them clean with a cloth. Put them away in the included storage pouch, and you’re ready for another session of great, safe sound or peace and quiet with the total block filter.

What's in the box

SoundProtex includes (1) one set of Medium SoundProtex acoustic filters (2) three sets of different ear tip sizes (S, M, and L) (3) one set of full-block filters (4) a convenient Sennheiser storage pouch

Filters Overview

Mid Filter: Suited for traveling, festivals/concerts, and other events. Full Block filter: Choose the total block filter to relax, sleep, or keep your ears dry while you swim.

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Sound technology for a better quality of life and tinnitus relief

Experience a groundbreaking 4D therapeutic technology that uses continuous and neuromodulated ultra-low frequency sounds to provide deep relaxation, help relieve stress and improve sleep.

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Beyond sound customization

Immerse yourself in thrilling audio, that’s tuned to your hearing and personal preferences

Developed in partnership with a Germany's Fraunhofer IDMT, Sound Personalization intelligently calibrates a custom audio profile from a sophisticated analysis of user reactions against a series of benchmark sound samples. From there, advanced audio processing algorithms shape the listening experience around the elements of music you find most pleasing. Enjoy the simplicity of pre-set sound modes or manually finetune your custom sound profile with the 5-band equalizer or the easy-to-use soundcheck feature.

Specifications

Article number (SKU)
108-3145
Wearing style
Hearing protection earplugs
Ear coupling
Ear canal with retention
Dimensions
S (5-10 mm), M (6-11 mm), L (7-12 mm)
Weight
S (1,1 g); M (1,4 g); L (1,6 g)
Filter Materials
PET, ABS, Polycarbonate, Polvurethane
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Smart connectivity has never been so simple

With MOMENTUM True Wireless 4, every moment of listening, every conversation and every interaction feels rewarding.

From automatically connecting your devices as soon as you take them out of the case, to intuitive fingertip control via the customizable touch interface, to wirelessly charging the battery case via Qi charging, advanced features and design bring a refreshingly effortless daily experience. Our multipoint connectivity allows you to seamlessly switch between two connected devices for dynamic management of active connections.

What's included

  • Earplug set adapter (S/M/L)
  • 1 Pair acoustic filter
  • 1 Pair full block filter
  • Carry pouch
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Naturally effortless communication

Seamless communication wherever you are – even in the noisiest environments

Its high-quality 6-mic system ensures you can be heard perfectly during calls even in noisy environments. With call virtualization you can communicate more naturally without any fatigue, as it simulates the feeling of face-to-face conversations.

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Timeless design and Sennheiser quality

Your sound with style

MOMENTUM True Wireless 4 matches progressive features with timeless, finely crafted design and Sennheiser quality. Available in Black Graphite, White Silver, and Black Copper, their minimalist aesthetic is elevated by premium material such as textile and metallic finishes. Enjoy a truly special listening experience in style.

What’s in the box

MOMENTUM True Wireless 4 includes (1) one pair of MOMENTUM True Wireless earbuds, (2) four ear adapter sets (XS/S/M/L), (3) three ear fin sets (S/M/L), (4) one charging case, (5) one USB-C charging cable and (6) one quick guide & safety guide to get you started in no time.

Smart Control Plus App

For a truly tailored experience, download the Sennheiser Smart Control app, that makes it easy to customize the sound using the Built-in EQ, sound modes and the new Sound Personalization feature. This assesses your listening preferences and adjusts the listening experience according to your taste.

*Auracast™ & LE Audio : available via firmware update only

Sennheiser Smart Control Plus App

Download the App here and get started!

Sustainability –Built with passion

We are actively working on minimizing the impact of our packaging on the environment and MOMENTUM True Wireless 4 are our most sustainable true wireless earbuds built to date.

PACKAGING

We’ve already reduced our packaging footprint by 53.% in volume and 49% in weight vs the first generation MOMENTUM True Wireless - and this is just the beginning of our journey!

LIFECYCLE – Built to last

Our products are built to last. Our high qualification standards test the robustness and durability with drop tests, tumbling tests, battery-lifetime tests and more. MOMENTUM True Wireless 4 are IP54 certified, splash resistant, and also suitable for sports.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. The Auracast™ word mark and logos are
trademarks owned by Bluetooth SIG, Inc. Any use of such marks by Sonova Consumer Hearing GmbH is under license.

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Frequently Asked Questions (FAQ)

Learn more

Choose the right in-ear headphones for you

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Specifications

Article number (SKU) MTW4 Black Graphite
700365
Article number (SKU) MTW4 Black Copper
700367
Article number (SKU) MTW4 White Silver
700366
Wearing style
True wireless stereo earphones
Ear Coupling
Ear canal
Connectivity
Bluetooth 5.4 compliant, class 1, 10 mW (max); Bluetooth Classic and Bluetooth LE Audio supported
Transmission frequency / modulation
2,402 MHz to 2,480 MHz; GFSK, π/4 DQPSK / 8DPSK
Supported Profiles
A2DP, AVRCP, HFP, TMAP, PBP
Supported codecs
SBC, AAC, aptX™, aptX™ Adaptive/Lossless, LC3
Speaker principle
Dynamic
Speaker type/size
TrueResponse™ dynamic, 7mm diameter
Speaker frequency range
5 Hz to 21 kHz
Speaker sensitivity
107 dB SPL (1 kHz / 1 mW)
Speaker THD
<0,08% (1 kHz / 94 dB)
Active Noise Cancellation
Hybrid ANC
Mic principle
MEMS
Mic frequency range
100 Hz to 10 kHz
Mic pick-up pattern
3 mics per earbud, beamforming for noise reduction
Battery lifespan
Up to 7.5 hrs music playtime with earbuds (ANC off); Up to 7.0 hrs music playtime with earbuds (ANC on) Up to 30 hrs overall music playtime with charging case (test condition: iPhone, mid volume level 85 dB)
Battery type
Built-in Lithium-Ion rechargeable batteries; Left/right earbud: 75 mAh, charging case: 820 mAh
Power Supply
5 V⎓, 1000 mA max; USB charging via USB-C socket at charging case; Qi Wireless charging
Magnetic strength field
Earbuds: 0.95 mT, charging case: 105 mT
Weather resistance
IP54, dust and splash resistant (earbuds only)
Product Specification
72.4 g (both earbuds and charging case) 6.2 g (single earbud) 66.4 g (charging case) 70,1 x 44,6 x 34.8 mm (earbuds and charging case)
Operating condition
Operating temp: 0 to +40°C; Charging temp: 5 to 35°C Rel. humidity 25 to 75%, non-condensing
Storage condition
Temp: –20 to +60°C; Rel. humidity 10 to 90%
App support
Sennheiser Smart Control app for iOS™ and Android™

Accessories & spare parts

We are committed to the longevity of our products.

  • BTD 600
    $75.95
  • BT T100 Bluetooth® Audio Transmitter
    $159.00

Features

  • Get a comfortable fit that won’t fall out by choosing your ear tip size (3 sizes included)
  • These small, discreet earplugs are perfect for anywhere you need hearing protection
  • Reuse as often as you like — just wipe with a cloth or rinse under water after use.
  • Skin-safe TPE material, perfect for sensitive skin
  • Choose the total block filter to relax, sleep, or keep ears dry while you swim