SENNHEISER Accentum Open True Wireless Earbuds - Black

Got high standards? We hear you. Whether it's party time, me time, hustling, or chilling, Sennheiser’s ACCENTUM Open wireless earbuds have your back with incredible music. Why settle for less? With their open wireless design, you don't have to choose between your tunes and the world around you. Enjoy up to 28 hours of playtime*, stay connected and experience fantastic sound with ultimate comfort.
Features
- Sennheiser-tuned sound: Crafted by acoustic experts for rich, detailed sound with clarity and depth. Get ready to be wowed by superior sound.
- All-day playtime – With up to 28 hours of total playtime with the pocket-sized USB-C charging case you’ll run out of energy before your earbuds do!
- Effortless use, no manual needed – Switch between devices effortlessly with multipoint connectivity—calls, music, no fuss. Enjoy smart pause, intuitive touch controls, and pairing with up to 8 devices, all in a simple and ready-to-go design – no manuals, no apps, just press play.
- Stay aware, stay engaged: The open-ear design naturally blends your music with your surroundings for better awareness. No more FOMO – stay in the loop while your music keeps you moving.
- Breathable fit and high comfort: Lightweight, ergonomic stem design stays in place without the pressure or isolation of traditional in-ears.
- Ready for rain or shine: With an IPX4 splash resistance rating, you and your ACCENTUM Open earbuds can handle any weather.
Specifications
Article number (SKU) Cream: 700446
Article Number (SKU) Black: 700430
Wearing style: True wireless stereo earphones
Ear coupling: In-Concha
Connectivity: Bluetooth 5.3 compliant, class 1, 10 mW (max) Bluetooth Classic
Transmission freq/modulation: 2,402 MHz to 2,480 MHz; GFSK, π/4 DQPSK / 8DPSK
Supported profiles: A2DP, AVRCP, HFP
Supported codecs: SBC, AAC
Speaker principle: Dynamic
Speaker type/size: Dynamic, 11mm diameter
Speaker frequency range: 25 Hz to 15 k Hz ( @ 90dBSPL )
Speaker sensitivity: 109 dB SPL (1 kHz / 1 mW)
Speaker THD:
Speaker impedance: Not applicable (active BT headphones)
Active Noise Cancellation: n/a
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 6 hrs music playtime with earbuds/Up to 24 hrs overall music playtime with charging case (test condition: iPhone, mid volume level 85dB)
Charging time: Approx. 1 hrs for fully charged/After 10 min charging 1 hrs music playtime
Battery type: Built-in Lithium-Ion rechargeable batteries/Earbud: 36mAh(MBT) / 35 mAh(VDL), Charging case: 400 mAh
Power supply: 5 V⎓, 500 mA max/USB charging via USB-C socket at charging case
Weather resistance: IPx4, splash resistant (earbuds only)
Product weight: 38g (both earbuds and charging case)/4.35g (single earbud) / 29.3g (charging case)
Product dimension: 51.77x 50.18 x 25.36 mm (earbuds and charging case)
Operating condition: Operating Temp: 0 to +40°C, Charging Temp: 5 to 35℃/Rel. humidity 10 to 80%, non-condensing
Storage condition: Temp: –20 to +60°C/Rel. humidity 10 to 90%
Country of origin: Designed by Sennheiser in Germany, Made in China
Custom tariff code: 851762 (BT headsets)
HAZMAT UN #: UN 3481