Immerse in all-day audio with ACCENTUM True Wireless's ultra-comfy ergonomic design, Sennheiser's superior sound, hybrid ANC, and up to 28 hours battery. Outstanding All-Day Comfort: Award-winning ergonomic shape designed for extended listening comfort based on real-life in-ear research. Sound that feels magic: True Response acoustic technology delivers Sennheiser's high-quality sound, customisable through the Smart Control App for a personalized vibes. Noise? What Noise?: Hybrid Active Noise Cancellation ensures an immersive listening experience, blocking distractions so you can stay focus anywhere.Battery for Days: Up to 8 hours of playtime with an additional 20 hours from the charging case for uninterrupted all-day audio. No Wires, No Worries: Convenient Qi wireless or USB-C charging options to keep you powered up effortlessly. Stay in the Moment: Transparency Mode lets you hear what's happening without removing your earbuds. Perfect for multitasking bees. Cutting-Edge Technology: With Bluetooth 5.3 compatibility and Bluetooth LE Audio for advanced connectivity, including Aura cast support.Bluetooth enabled for a wireless connection to your devicesConnects to devices via Bluetooth, 7mm driver, Touch on side controlsActive noise cancellation, 105m range, Carry case, Bass control & Water-resistantCompatible with universal smartphonesBatteries required 3 x Li-Ion battery (included)Rechargeable battery, 28 hour battery life10 minute charging timeFast charge to boost battery lifeCharging case includedIn the box: ACCENTUM True Wireless earbuds Charging case USB-C charging cable Silicone ear adapter sets (in size XS/S/M/L)