Sennheiser Accentum True Wireless
Experience uninterrupted all-day audio with the ACCENTUM True Wireless earbuds. Featuring Sennheiser's signature sound, a hybrid active noise cancellation system, and an ultra-comfortable ergonomic design, these earbuds offer up to 28 hours of battery life.
Ergonomic Design
Sennheiser Signature Sound
Hybrid ANC
28 hrs battery life
FEAUTURES
Outstanding All-Day Comfort: Crafted with an ergonomic shape based on in-depth research for extended listening pleasure.
Superior Sound Quality: Sennheiser's TrueResponse acoustic technology offering customizable audio through the Smart Control App for a personalized listening experience.
Effective Noise Cancellation: Hybrid Active Noise Cancellation blocking out distractions in any environment for a truly immersive audio experience.
Extended Battery Life: up to 8 hours of playtime on a single charge, complemented by an additional 20 hours from the charging case, ensuring uninterrupted audio throughout the day.
Versatile Charging Options: Convenient Qi wireless or USB-C charging for the case, keeping you powered up effortlessly.
Transparency Mode: Stay aware of your surroundings without removing the earbuds.
Cutting-Edge Wireless Technology: Bluetooth 5.3 compatibility and Bluetooth LE Audio* for advanced connectivity, including support for Auracast™.
Comfort that moves with you
Unveiling all-day comfort with a groundbreaking ergonomic design.
Experience unparalleled comfort with the all-new ergonomic design of ACCENTUM True Wireless earbuds. Developed through comprehensive in-ear scan research and user validation, our earbuds provide an exceptional fit customized to your ears. Select from four ear tip sizes for a personalized fit. Plus, enjoy ultimate convenience with the pocket-sized charging case, ensuring wireless freedom wherever you go.
More than a note, a symphony
Experience an astonishing superior sound thanks to our unique TrueResponse transducer engineered by our acoustical experts.
Experience the remarkable intricacies brought to life by TrueResponse acoustic technology, meticulously developed and crafted in-house to deliver Sennheiser's iconic sound signature. Whether you seek a sound that resonates with your mood, the Sennheiser Smart Control App puts the power in your hands to customize your audio journey with a 5-band EQ, presets, and Soundcheck feature.
Noise-Free Zone, anywhere
In a world of noise, create your peaceful corner with our Hybrid Active Noise Cancellation.
Whether you're strolling down the street, commuting on the train, or unwinding with music in a bustling cafe, ACCENTUM True Wireless' efficient noise cancellation system tackles noisy environments, allowing you to continue enjoying your music without interruption. And when you need to stay aware of your surroundings, simply activate Transparency Mode to instantly hear external sounds without having to remove your earbuds.
Designed for all-day use
Never let your battery dictate your rhythm with 28 hours of battery life and quick charge.
With up to 8 hours of playtime on a single charge, and an extra 20 hours provided by the charging case, ACCENTUM True Wireless ensures your soundtrack lasts the entire day. Recharging the case is effortless with Qi wireless and USB-C options, so you stay powered up with exceptional sound and comfort.
Advanced features made effortless
Connectivity smooth as your music with advanced features and cutting-edge technology.
Discover cutting-edge wireless technologies in ACCENTUM True Wireless for reliable performance. With Bluetooth 5.3 compatibility, Bluetooth LE, and Auracast™, explore innovative features like audio sharing and connecting to public broadcasts. The customizable touch interface provides intuitive control over audio playback, calls, and voice assistants. Dual mics on each earbud ensure clear call quality, offering versatility for both solo and shared conversations.
*Auracast™ & LE Audio: available via firmware update only
Smart Control App
To enjoy the full experience, make sure to download the Sennheiser Smart Control app. This companion app lets you customize your sound using the 5-band built-in EQ, Sound Modes, and Sound Zones.
What’s in the box
One pair of ACCENTUM True Wireless earbuds
One Charging Case
Ear tips sets (XS/S/M/L)
One USB-C charging cable
One quick guide and user manual, to get you started in no time.
| Wearing Style | True wireless stereo earphones |
| Ear Coupling | Ear canal |
| Connectivity | Bluetooth 5.3 compliant, class 1, 10 mW (max) Bluetooth Classic and 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™, 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) |
| Speaker Impedance | Not applicable (active BT headphones) |
| Active Noise Cancellation | Hybrid Adaptive ANC |
| Mic Principle | MEMS |
| Mic Frequency Range | 100 Hz to 10 kHz |
| Mic Pick-up Pattern | 2 mics per earbud, beamforming for noise reduction |
| Battery Lifespan | Up to 8 hrs music playtime with earbuds (ANC off); Up to 6 hrs music playtime with earbuds (ANC on); Up to 28 hrs overall music playtime with charging case (Test condition: iPhone, mid volume level 85dB) |
| Charging Time | Approx. 1.5 hrs for fully charged; After 10 min charging 1 hr music playtime; Remark: Ambient temperatures <15°C or >30°C and Qi wireless charging leads to extended charging times |
| Battery Type | Built-in Lithium-Ion rechargeable batteries Left/right earbud: 55 mAh Charging case: 400-420 mAh |
| Power Supply | 5 V⎓, 1000 mA max; USB charging via USB-C socket at charging case; Qi Wireless charging |
| Magnetic Strength Field | Earbuds: 53.7 mT, charging case: 101.7 mT |
| Weather Resistance | IP54, splash resistant (earbuds only) |
| Product Weight | 52 g (both earbuds and charging case) 5.5 g (single earbud) / 41 g (charging case) |
| Product Dimension | 49.45 x 51.72 x 28.95 mm (earbuds and charging case) |
| Operating Condition | Operating Temp: 0 to +40°C Charging Temp: 5 to +35°C Rel. humidity 10 to 80%, non-condensing |
| Storage Condition | Temp: –20 to +60°C; Rel. humidity 10 to 90% |
| App Support | Sennheiser Smart Control app for iOS™ and Android™ |