Introduction
Thank you for choosing the AKIKI YYK-Q39 Open-Ear Translator Earbuds. This device combines advanced real-time translation capabilities with high-fidelity audio playback and hands-free calling, all in a comfortable open-ear design. This manual provides essential information for setting up, operating, and maintaining your earbuds to ensure optimal performance and longevity.

Image: AKIKI YYK-Q39 earbuds worn by a user, showcasing the open-ear design.
Product Overview
Key Features
- AI-Powered Real-time Translation: Supports 115 languages with high accuracy and natural context. Ideal for business meetings, travel, and online conferences.
- Open-Ear Air Conduction Design: Allows you to hear your surroundings while enjoying audio, enhancing safety during outdoor activities and enabling conversations without removing the earbuds.
- Hi-Fi Audio Quality: Equipped with a 14.2mm driver for balanced, clear, and immersive sound across all frequencies.
- ENC Noise Cancellation: Enhances call clarity by suppressing ambient noise, ensuring your voice is heard clearly.
- Bluetooth 5.4 Connectivity: Provides faster transmission, wider range, improved stability, and stronger anti-interference capabilities with low latency.
- Extended Battery Life: Up to 8 hours of continuous playback on a single charge, and up to 30 hours with the portable charging case.
- IP54 Dustproof and Waterproof: Resistant to dust and splashes, suitable for various weather conditions and workouts. (Note: Not fully submersible.)
- Intuitive Touch Controls: Manage music playback, calls, and voice assistant activation directly from the earbuds.
- Automatic Pairing: Connects instantly to your device after initial setup.
Components
The AKIKI YYK-Q39 package includes:
- AKIKI YYK-Q39 Translator Earbuds (Left and Right)
- Charging Case
- USB Type-C Charging Cable
- User Manual (This document)

Image: Visual representation of the earbuds' core functions: translation, music playback, and call handling.
Setup
1. Initial Charging
Before first use, fully charge the earbuds and the charging case. Connect the provided USB Type-C cable to the charging port on the case and a power source. The indicator lights on the case will show the charging status.

Image: The AKIKI YYK-Q39 earbuds inside their charging case, illustrating the charging setup.
2. Pairing with Your Device
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your smartphone or Bluetooth-enabled device, go to the Bluetooth settings.
- Search for available devices and select "YYK-Q39" from the list.
- Once connected, you will hear a confirmation tone, and the earbuds will be ready for use.
Note: After the initial pairing, the earbuds will automatically connect to the last paired device when taken out of the charging case.

Image: A visual guide demonstrating the automatic pairing of the earbuds with a smartphone, showing the device listed as "Q39" in Bluetooth settings.
3. Wearing the Earbuds
The YYK-Q39 features an ear-hook design for a secure and comfortable fit. Place the ear-hook over your ear, ensuring the speaker rests comfortably near your ear canal without blocking it. Adjust for the best sound and comfort.

Image: Users wearing the AKIKI YYK-Q39 earbuds, demonstrating the secure and comfortable fit for various activities.
Operating Instructions
Touch Controls
The earbuds feature sensitive touch controls on the outer surface. Refer to the table below for common operations:
| Function | Action (Left/Right Earbud) |
|---|---|
| Play/Pause Music | Double-tap L/R |
| Next Track | Single-tap R |
| Previous Track | Single-tap L |
| Answer/End Call | Double-tap L/R |
| Reject Call | Press and hold L/R for 1 second |
| Volume Up | Triple-tap L |
| Volume Down | Triple-tap R |
| Activate Voice Assistant (Siri, Google Assistant) | Quadruple-tap L/R |

Image: Detailed diagram illustrating the touch control functions on the AKIKI YYK-Q39 earbuds.
Translation Function
To utilize the translation feature, you will need to download the dedicated smartphone application. Follow the app's instructions for language selection and translation modes (e.g., two-way simultaneous interpretation, conversation mode).
- App Download: Scan the QR code in the product packaging or search for the "AKIKI Translator" app on your device's app store.
- Language Selection: Within the app, select your native language and the target language for translation. The earbuds support 115 languages.
- Real-time Translation: Speak naturally, and the earbuds will translate and play the audio in the selected language to the other party, and vice-versa.

Image: A graphic illustrating the AKIKI YYK-Q39's capability to support 115 languages for translation, with various country flags.
Mono/Stereo Mode
The earbuds support True Wireless Stereo (TWS), allowing you to use both earbuds for stereo audio or a single earbud for mono audio and calls. Simply take one earbud out of the case to use it independently.
Maintenance
- Cleaning: Regularly clean the earbuds and charging case with a soft, dry cloth. Do not use abrasive cleaners or immerse them in water.
- 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 direct sunlight and extreme temperatures.
- Charging: Use only the provided USB Type-C cable for charging. Avoid using damaged cables or chargers.
- Water Resistance: While IP54 rated for dust and splash resistance, avoid exposing the earbuds to heavy rain, submersion in water, or high humidity. Ensure the charging port is dry before charging.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing/connecting | Low battery; Bluetooth off on device; earbuds not in pairing mode; interference. | Charge earbuds and case. Ensure Bluetooth is enabled on your device. Place earbuds back in case, then take them out to re-enter pairing mode. Move closer to your device. |
| No sound from earbuds | Volume too low; not connected; incorrect audio output selected on device. | Increase volume on earbuds and device. Reconnect earbuds. Check device's audio output settings. |
| Translation not working | App not installed/configured; internet connection issues; incorrect language settings. | Ensure the AKIKI Translator app is installed and correctly configured. Check your device's internet connection. Verify language settings in the app. |
| Poor call quality | Weak Bluetooth connection; excessive ambient noise; microphone obstruction. | Move closer to your device. Ensure the microphone is not covered. Try in a quieter environment. |
| Earbuds not charging | Charging cable/adapter faulty; dirty charging contacts; earbuds not seated correctly. | Try a different USB-C cable and power adapter. Clean charging contacts on earbuds and case. Ensure earbuds are properly placed in the case. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | YYK-Q39 |
| Brand | AKIKI |
| Connectivity | Bluetooth 5.4 |
| Translation Languages | 115 (via dedicated app) |
| Driver Size | 14.2mm |
| Noise Cancellation | ENC (Environmental Noise Cancellation) for calls |
| Playback Time (Earbuds) | Approx. 8 hours |
| Total Playback Time (with Case) | Approx. 30 hours |
| Charging Port | USB Type-C |
| Water Resistance Rating | IP54 (Dust and splash resistant) |
| Compatibility | iOS & Android devices |

Image: An X-ray view of the AKIKI YYK-Q39 earbud, highlighting its internal components and the Bluetooth 5.4 chip.
Safety Information
- Do not disassemble, repair, or modify the product. This may cause fire, electric shock, or complete damage to the product.
- Keep the product away from extreme temperatures, direct sunlight, and high humidity.
- Avoid dropping or subjecting the product to strong impacts.
- Keep out of reach of children and pets. Small parts may pose a choking hazard.
- Do not use the earbuds at excessively high volumes for prolonged periods to prevent hearing damage.
- Be aware of your surroundings when using the earbuds, especially in traffic or dangerous environments, as the open-ear design allows ambient sound.
Warranty and Support
AKIKI products come with a standard manufacturer's warranty. For detailed warranty terms and conditions, please refer to the warranty card included in your product packaging or visit the official AKIKI website. For technical support, troubleshooting assistance, or warranty claims, please contact AKIKI customer service through the contact information provided on our website or your purchase platform.
Online Support: Visit the AKIKI Store on Amazon