With ACCENTUM, you can unlock new audio adventures all day long thanks to unrivaled 50-hour battery playtime, bringing your music to life with the unique Sennheiser sound. The perfect, on-the-go headphone, ACCENTUM provides you with high-quality wireless audio with exceptional features like Hybrid ANC to thrill you for days.

Unrivalled 50-hour battery playtime – Enjoy exceptional battery life that lasts up to 50 hours on a single charge.
Sennheiser Sound – Discover high-quality Sennheiser audio, thanks to our own engineered and manufactured in-house transducer system.
Blocks out all distractions with ANC – Stay focused and immerse yourself in your music with effective hybrid noise-cancelling headphones.
Hear external sounds with a touch – Transparency Mode enables you to stay aware of your surroundings without removing your headphones.
Your sound, your way – Customized your musical journey with a choice of sound modes, like Bass Boost and Podcast mode. Our tailor to your own preference with the built-in 5 Band equalizer.
All-day comfort – Crafted to deliver incredible comfort, the headphones feature a lightweight and ergonomic design, making them ideal for long music sessions.

Technical Specification

Wearing style
- Headband stereo headphones
Ear coupling
- Around-the-ear, circum-aural
Connectivity
- Bluetooth 5.2 compliant, class 1, 10 mW (max)
Transmission frequency/modulation
- 2,402 MHz to 2,480 MHz; GFSK, π/4 DQPSK, 8 DPSK
Supported profiles
- A2DP, AVRCP, HFP, HSP, GATT
Supported codecs
- SBC, AAC, aptX™, aptX HD™, mSBC, CVSD
Speaker principle
- Dynamic
Speaker type/size
- 37mm diameter
Speaker frequency range
- 10 Hz to 22 kHz
Speaker sensitivity
- 106 dB SPL (1 kHz / 0 dBFS)
Speaker THD
- <0,3% (1 kHz / 100 dB SPL)
Speaker impedance
- N/A
Active Noise Cancellation
- Hybrid ANC
Mic principle
- MEMS
Mic frequency range
- 50 Hz to 8 kHz
Mic pick-up pattern
- 2 mics, beamforming for noise reduction
Battery lifespan
- Up to 50 hrs music playtime via Bluetooth and with ANC (test condition: iPhone, medium volume level)
Charging time
- Approx. 3 hrs for full charge; After 10 min charging up to 5 hrs music playtime
Battery type
- Built-in Lithium-Ion rechargeable battery 800 mAh
Power supply
- 5 V, 700 mA max, USB charging via USB-C socket
Magnetic field strength
- 3.0 mT
Product weight
- Ca. 222 g
Product dimension
- 165 x 195 x 48 mm (folded flat)
Temperature range
- Operation: 0 °C to +40 °C
- Charging: +10 °C to +40 °C
- Storage: -20 °C to +60 °C
Relative humidity (non-condensing)
- Operation: 10 to 80%
- Storage: 10 to 90%

apl_ps_Sennheiser ACCENTUM Wireless

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