Online Only
Shop Sennheiser

Sennheiser ACCENTUM Open Wireless Earbuds

Item 8001000 | Model 700430

How To Get It

Warehouse
Unavailable
  • Sennheiser-tuned 11mm drivers deliver rich, detailed, and natural sound across all frequencies
  • Open-ear design keeps you aware of your surroundings while enjoying music or taking calls comfortably
  • Up to 28 hours total playback with compact, pocket-sized charging case for all-day use
  • Intuitive touch controls let you manage music, calls, and voice assistants without any apps or manuals
  • IPX4 splash-resistant construction protects earbuds from sweat and light rain for everyday activities

Discover the freedom of Sennheiser ACCENTUM Open True Wireless Earbuds, where comfort meets incredible sound. The open-ear design keeps you aware of your surroundings while enjoying premium, detailed audio. With 28 hours of total battery life and easy touch controls, these earbuds effortlessly fit into your day. Lightweight and splash-resistant, ACCENTUM Open makes every moment sound better.Features:
  • Sennheiser-Tuned 11mm Drivers – Deliver rich, detailed, full-spectrum sound for a premium audio experience.
  • Open-Ear Design – Stay aware of surroundings while enjoying music or taking calls comfortably.
  • 28-Hour Total Battery Life – Includes pocket-sized charging case for extended, all-day playtime.
  • Intuitive Touch Controls – Manage music, calls, and voice assistants effortlessly, no apps or manuals required.
  • Multipoint Bluetooth 5.3 Connectivity – Connect to two devices simultaneously and switch seamlessly.
  • IPX4 Splash-Resistant – Protects against sweat and light rain for everyday use.
  • Lightweight, Ergonomic Fit – 4.4-gram earbuds designed for long-lasting comfort.
  • Dual Beamforming Microphones – Crystal-clear call quality with AI-assisted background noise reduction.
  • Single Earbud Mode – Listen or take calls with either earbud independently.
  • Compact Charging Case – Durable, portable, and keeps earbuds charged on the go.
Includes:
  • (2) ear buds
  • (1) charging case
  • (1) instruction manual
Specifications:
  • Dimensions (HxWxD): 2.03 in x 1.98 in x 0.99 in
  • Weight: 0.08 lb.
Warranty: 1 YearCustomerService-AMER-EN@sennheiser-hearing.com

Battery Life Up To28 Hours
Bluetooth VersionBluetooth 5.3
BrandSennheiser
Connection TypeWireless
Model700446
Model800090
Online OnlyOnline Only

Standard shipping via UPS Ground is included in the quoted price.

Express shipping is via UPS.

Please choose your shipping method at checkout.

An additional Shipping and Handling fee will apply to express shipments. This fee will be quoted at checkout.

*Delivery is available to Alaska, Hawaii and Puerto Rico; however, an additional Shipping and Handling fee will apply. This fee will be quoted at checkout. Additional transit time may also be required.

Costco.com products can be returned to any of our more than 800 Costco warehouses worldwide.

Shop Confidently

We are committed to offering the best value to our members, with a risk-free 100% satisfaction guarantee on your membership and merchandise with some exceptions and limitations*. If you have questions about your membership or products you've purchased at Costco, please visit the membership counter at your local Costco or Contact Customer Service.

*Certain items are not available for return or refund or may have limitations on their eligibility for return or refund. View Costco's Return Policy.

Costco Technical and Warranty Services for select electronics and consumer goods. For manufacturer warranty information, please contact us.

How To Return Costco.com Orders