Boult K10 Pure Black (Airbass Earbuds)

Boult K10 Truly Wireless Bluetooth Earbuds User Manual

Model: K10 Pure Black (Airbass Earbuds)

Introduction

Thank you for choosing the Boult K10 Truly Wireless Bluetooth Earbuds. This manual provides essential information for setting up, operating, and maintaining your earbuds to ensure optimal performance and longevity. Please read this manual carefully before use.

Boult K10 Pure Black Earbuds and Charging Case

Image: Boult K10 Pure Black Earbuds and their charging case.

Package Contents

  • Boult K10 Truly Wireless Earbuds
  • Wireless Charging Case
  • Type-C Fast Charging Cable
  • Extra Pair of Eartips
  • User Manual
  • Warranty Card

Setup

Charging the Earbuds and Case

Before first use, fully charge the earbuds and the charging case. Place the earbuds into the charging case. Connect the Type-C charging cable to the charging port on the case and the other end to a USB power source. The charging indicator lights on the case will show the charging status.

Boult K10 Earbuds with 50-hour playtime and Type-C fast charging

Image: The Boult K10 offers up to 50 hours of playtime and supports Type-C fast charging, providing 120 minutes of playtime from a 10-minute charge.

Initial Pairing

  1. Ensure the charging case has sufficient power.
  2. Open the charging case. The earbuds will automatically enter pairing mode.
  3. On your device (smartphone, tablet, laptop), enable Bluetooth.
  4. Search for available Bluetooth devices and select "Boult K10" from the list.
  5. Once connected, a voice prompt will confirm successful pairing.
Boult K10 Earbuds with Bluetooth 5.4 connectivity

Image: The Boult K10 features Bluetooth 5.4 for fast pairing and a stable, uninterrupted connection.

Operating Instructions

Touch Controls

The Boult K10 earbuds feature intuitive touch controls for easy management of music, calls, and voice assistants.

Boult K10 Earbuds touch controls diagram

Image: Diagram illustrating the touch control functions for the Boult K10 earbuds.

  • 1 Tap (L/R): Music Play/Pause, Call receive
  • 2 Tap (L): Previous Track
  • 2 Tap (R): Next Track
  • 3 Tap (L): Volume Down
  • 3 Tap (R): Volume Up
  • 4 Tap (L/R): Activate Gaming Mode
  • Long Press (L/R): Reject Call

Gaming Mode (Low Latency)

Activate the 45ms ultra-low latency gaming mode for real-time audio synchronization, enhancing your gaming experience.

  • To activate: Four taps on either earbud.
  • To deactivate: Four taps on either earbud again.
Boult K10 Earbuds with 45ms ultra-low latency gaming mode

Image: The Boult K10 features 45ms ultra-low latency, ideal for gaming, activated by a four-tap gesture.

Call Management

The Zen Quad Mic ENC ensures clear calls by filtering out background noise.

Boult K10 Earbuds with Zen Quad Mic ENC technology

Image: The Boult K10 utilizes Zen Quad Mic ENC with 4 microphones for crystal clear, echo-free calls by suppressing external noise.

  • Answer Call: 1 Tap (L/R)
  • End Call: 1 Tap (L/R)
  • Reject Call: Long Press (L/R)

Maintenance and Care

Cleaning

  • Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
  • Do not use abrasive cleaners, alcohol, or chemical solvents.
  • Clean the charging contacts on both the earbuds and the case to ensure proper charging.

Water Resistance

The Boult K10 earbuds are IPX5 rated, meaning they are resistant to sweat and splashes. They are not designed for submersion in water.

  • Avoid exposing the earbuds to excessive moisture or liquids.
  • Do not wear them while swimming or showering.
  • If they get wet, wipe them dry thoroughly before placing them back in the charging case.

Storage

When not in use, store the earbuds in their charging case to protect them and keep them charged. Store in a cool, dry place away from extreme temperatures.

Troubleshooting

ProblemPossible Solution
Earbuds not pairingEnsure earbuds are charged. Turn off and on Bluetooth on your device. Forget "Boult K10" from your device's Bluetooth list and re-pair.
Only one earbud workingPlace both earbuds back in the case, close the lid, wait a few seconds, then open again. Ensure both earbuds are charged.
No soundCheck device volume. Ensure earbuds are connected. Try playing different audio.
Charging issuesCheck charging cable and adapter. Ensure charging contacts on earbuds and case are clean and dry.
Low volumeAdjust volume on both earbuds and connected device. Ensure eartips provide a good seal.

Specifications

FeatureDetail
Model NameAirbass Earbuds
Connectivity TechnologyWireless, Bluetooth
Bluetooth Version5.4
Bluetooth Range10 Metres
Audio Driver Size10 Millimetres
Battery Life (Earbuds)Up to 50 Hours (with charging case)
Charging Time60 Minutes (earbuds), 100 Minutes (case)
Fast Charging10 min charge = 120 min playtime
Audio Latency45 Milliseconds (Gaming Mode)
MicrophoneZen Quad Mic ENC (4 mics)
Water Resistance LevelIPX5 (Sweat and Splash Resistant)
Control MethodTouch, Voice
Item Weight44.5 Grams
Dimensions (Case)5.5 x 5.5 x 3.1 cm

Warranty and Support

Warranty Information

The Boult K10 earbuds come with a standard manufacturer's warranty. Please refer to the included Warranty Card in your package for detailed terms and conditions, including warranty period and coverage.

Customer Support

For any product-related queries, technical assistance, or warranty claims, please contact Boult customer support. You can find contact information on the official Boult website or refer to the details provided on your Warranty Card.

Visit the official Boult Store on Amazon: Boult Audio Store

© 2025 Boult. All rights reserved.

Ask a question about this manual

Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.

After a successful submission, we securely hash the supplied account or form email before sending it to Microsoft Advertising for conversion attribution. Privacy details.