Key Features

Sennheiser Signature Sound
Ergonomic Design, Splash-Proof (IP54)
Hybrid Active Noise Cancellation
Transparency Mode to Hear Outside Sounds
Dual Mics on Each Earbud, Call Controls
Bluetooth 5.3 and Auracast Support.
Customizable Sound via Smart Control App
Up to 8 Hours of Playback time
Charging Case Provides 20 Extra Hours
Qi Wireless or USB-C Charging

Immerse yourself all-day in snug and cozy audio wearing the Sennheiser Accentum True Wireless In-Ear Headphones (Black). Sport an ultracomfortable ergonomic design, Sennheiser's signature-sound hybrid active noise cancellation, and up to 28 hours of battery life with the pocket-friendly charging case. Featuring Bluetooth 5.3 compatibility, Bluetooth LE, and Auracast for advanced connectivity, Accentum True Wireless lets you experience dependable wireless technology.

Two beamforming microphones per earbud deliver perfectly clear calls regardless of your surroundings. The iOS/Android Smart Control app enables you to completely personalize your listening experience with custom profiles, EQ, and more.

Superior Sound Quality with TrueResponse Transducers

Developed, and manufactured in-house, the 7mm dynamic drivers with TrueResponse acoustic technology deliver Sennheiser’s high-quality sound.

Smart Control App: Complete Control of Your Sound

For a truly tailored experience, download the Sennheiser Smart Control app (iOS/Android) to easily customize your sound using the 5-band built-in EQ, Sound Modes, Sound Zones, and presets.

All-Day Comfort with Groundbreaking Ergonomic Design

Crafted through extensive in-ear scan research and validated by users, Accentum True Wireless offers an exceptional fit tailored to your ears.
Choose from four eartip sizes (XS/S/M/L) for a personalized touch.
And for the ultimate convenience, carry your earbuds everywhere with a pocket-sized charging case for the ultimate on-the-go wireless freedom.

Noise-Free Zone, Anywhere

Whether you are on the street, riding the train, or enjoying music in a busy cafe, Accentum True Wireless’ Hybrid Active Noise Cancellation ensures an immersive listening experience, blocking distractions in any environment.
When you need to tune into your surroundings, activate Transparency Mode to hear outside sounds in an instant without removing your earbuds.

28 Hours of Battery Life and Versatile Charging Options

Up to 8 hours of playtime and an additional 20 hours from the charging case for uninterrupted all-day audio.
Convenient Qi wireless or USB-C charging options for the case keep you powered up effortlessly.

Dependable Bluetooth Wireless Performance.

Alongside Bluetooth 5.3 compatibility, Bluetooth LE, and Auracast, discover a new way to share audio with friends or connect to public audio broadcasts in your location.
With its customizable touch interface, Accentum True Wireless gives you intuitive fingertip control of audio playback, phone conversations, and voice assistant access.
Call quality is ensured by dual mics on each earbud, which can be used together or independently during calls for maximum versatility.

SPECIFICATIONS

Wearing Style	Dual Ear True Wireless Earbud
Earpiece Design	In-Ear (Intra-Aural)
Sound Field	Stereo
Number of Drivers	1 per Earpiece
Driver Type	Dynamic
Driver Size	0.3" / 7 mm
Active Noise Cancellation	Yes
Frequency Response	5 Hz to 21 kHz
Maximum Sound Pressure Level (SPL)	107 dB at 1 kHz
Built-In Controls	Yes
Sensors	No
Built-In Mic	Yes, on Earpiece
Noise Cancelling Microphone	Yes
Number of Voice Mics	4 with Beamforming
Microphone Type	MEMS
Frequency Response	100 Hz to 10 kHz
Wireless	Bluetooth 5.3 *Built-In
Supported Audio Codecs	AAC, aptX, LC3, SBC
Bluetooth Profiles	AVRCP, A2DP, HFP, TMAP, PBP
Multipoint Support	No
Audio Connector to Earpiece	No Wired Audio Support
Mobile App Compatible	Yes: Android & iOS App Name: Sennheiser Smart Control App Functionality: Remote Control, Setup
Runtime	8 Hours
Quick Charging Times	10 Minutes for 1 Hour
Recharge Time	1.5 Hours
Battery Chemistry	Lithium
Capacity (mAh)	55 mAh
Additional Runtime with Charging Case	20 Hours
Battery Chemistry	Lithium-Ion
Capacity	420 mAh
Charging Input	USB-C
Wireless Charging	Yes
Color	Black, White, Blue
Environmental Resistance	Dust/Water-Resistant (IP54)
Box Dimensions (LxWxH)	4.6 x 4.4 x 1.7"
Weight	0.2 oz / 5.5 g (Each) 1.8 oz / 52 g (with Charging Case)
Package Weight	0.31 lb

Sennheiser ATW1 Accentum True Wireless Earbuds