ACCENTUM Open

ACCENTUM Open brings a dose of Sennheiser’s sound in a lightweight open design. With 28-hour battery life, seamless multitasking, and IPX4 splash resistance, these earbuds offer rich, natural sound without isolating you.
Key features
• Sennheiser tuned sound– Tuned by acoustic experts for a superior open sound, they
deliver rich, detailed sound that’s finely tuned for clarity and depth. Enjoy premium
audio experience that feels alive and blends naturally with the world around you.
• Stay Aware, Stay Engaged with Open Design – Calls, kids, or life—you're always in
the loop while your music keeps you moving. Connected, available, and present, all
day long thanks to the natural awareness of open design.
• All-day playtime – Up to 28 hours of total playtime with the pocket-sized charging
case, keeping your music going from morning to night
• Breathable Fit – A lightweight, open design with an ergonomic stem that ensures
comfort without the pressure, fatigue, or isolation of traditional in-ear.
• 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 design so simple and ready to go -
no manuals, no apps, just press play.
• 11mm Dynamic Transducer – Provides powerful, dynamic sound so you can enjoy a
balanced, full-spectrum listening experience.
• Rain or Shine Ready – IPX4 splash resistance rating to handle any weather.
• Flexible single earbud listening – Listen or call with either earbud independently.
• Pocket-Sized - The small, durable charging case makes it easy to carry your earbuds
on the go while keeping them protected and charged.
• Dual Beamforming Microphones - Ensures crystal-clear call quality, even in noisy
environments, by focusing on your voice and thanks to AI technology that reduces
background noise.
• Dependable audio connectivity – Bluetooth 5.3 for stable, drop-free connections and
support for SBC and AAC codecs to deliver rich, detailed audio with every track