1. Introduction
This manual provides detailed instructions for the proper use and maintenance of your Yamdrok Y1 Bluetooth 5.3 Earphones. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Image 1.1: Yamdrok Y1 Bluetooth Earphones in their charging case.
2. Package Contents
Verify that all items are present in your package:
- Yamdrok Y1 Wireless Earbuds (Left and Right)
- Charging Case
- USB-C Charging Cable
- User Manual

Image 2.1: Included components: earbuds, charging case, USB-C cable, and user manual.
3. Product Features
3.1 Immersive Audio
The Yamdrok Y1 earphones are equipped with powerful 13mm PU+PEEK composite diaphragm drivers. This design delivers detailed and clear sound reproduction, from crisp high frequencies to deep bass, enhancing your listening experience.

Image 3.1: Internal view of the 13mm large driver, responsible for superior sound.
3.2 Advanced Bluetooth 5.3 Technology
Featuring the latest Bluetooth 5.3 technology, the Y1 earbuds provide a stable and efficient wireless connection. This results in lower latency and reduced power consumption, ensuring a reliable audio experience for music, calls, and gaming.

Image 3.2: Representation of the Bluetooth 5.3 technology for stable connection.
3.3 Dual-Microphone Call Noise Reduction
Equipped with dual microphones and advanced Environmental Noise Cancellation (ENC) technology, the Y1 earphones effectively reduce ambient noise during calls. This ensures your voice is picked up accurately and transmitted clearly, even in noisy environments.

Image 3.3: Illustration of clear call technology with dual microphones.
3.4 Extended Battery Life
Enjoy up to 6.5 hours of continuous playtime on a single charge. The included charging case extends the total listening time to approximately 30 hours. The case features a Type-C port for convenient and stable charging.

Image 3.4: Visual representation of the 30-hour total battery life with the charging case.
3.5 Low Latency Game Mode
The Y1 earphones feature a dedicated Game Mode with a low latency rate of just 70ms. This mode optimizes audio and video synchronization, providing a more responsive and immersive experience for gaming and video playback.

Image 3.5: Game Mode with 70ms low latency for synchronized audio and video.
3.6 Comfortable and Compatible Design
The semi-in-ear ergonomic design ensures a secure and comfortable fit for extended wear without pressure. The earphones are widely compatible with all mobile devices, regardless of operating system.
4. Setup Instructions
4.1 Initial Charging
- Before first use, place both earbuds into the charging case.
- Connect the USB-C charging cable to the charging port on the case and the other end to a power source (e.g., USB wall adapter, computer USB port).
- The indicator lights on the charging case will show the charging status. Ensure both earbuds and the case are fully charged.
4.2 Bluetooth Pairing
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for available Bluetooth devices and select "Yamdrok Y1" from the list.
- Once connected, you will hear a confirmation tone, and the earbuds will be ready for use.
- For subsequent uses, the earbuds will automatically connect to the last paired device when removed from the case.
5. Operating Instructions
The Yamdrok Y1 earphones feature touch controls on each earbud. The following actions can be performed:
5.1 Music Playback
- Play/Pause: Single tap on either earbud.
- Next Track: Double tap the right earbud.
- Previous Track: Double tap the left earbud.
5.2 Call Management
- Answer/End Call: Single tap on either earbud.
- Reject Call: Press and hold either earbud for 2 seconds.
5.3 Voice Assistant
- Activate Voice Assistant: Triple tap on either earbud.
5.4 Game Mode
- Toggle Game Mode: Press and hold the right earbud for 2 seconds. You will hear an audio prompt indicating Game Mode is activated or deactivated.
6. Maintenance
6.1 Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Ensure charging contacts on both earbuds and case are clean and free of debris.
6.2 Storage
- When not in use, store the earbuds in their charging case to protect them and keep them charged.
- Store the device in a cool, dry place, away from extreme temperatures and direct sunlight.
7. Troubleshooting
7.1 Earbuds Not Pairing
- Ensure both earbuds are charged.
- Turn off Bluetooth on your device and turn it back on.
- Forget/delete "Yamdrok Y1" from your device's Bluetooth list and attempt to pair again.
- Place earbuds back in the case, close the lid, wait a few seconds, then open to re-enter pairing mode.
7.2 No Sound
- Check the volume level on both your device and the earbuds.
- Ensure the earbuds are properly connected to your device.
- Try playing audio from a different application or source.
7.3 Charging Issues
- Verify the USB-C cable is securely connected to both the charging case and the power source.
- Ensure the charging contacts on the earbuds and inside the case are clean.
- Try a different USB-C cable or power adapter.
8. Specifications
| Feature | Specification |
|---|---|
| Model Name | Y1 |
| Brand | Yamdrok |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Ear Placement | In Ear (Semi In-Ear) |
| Form Factor | In Ear |
| Driver Size | 13mm |
| Impedance | 16 Ohms |
| Sensitivity | 99 dB |
| Noise Control | Call Noise Cancelling (Dual-Mic ENC) |
| Headphone Jack | No Jack |
| Battery Life (Earbuds) | Up to 6.5 hours |
| Total Battery Life (with Case) | Up to 30 hours |
| Charging Port | USB-C |
| Game Mode Latency | 70ms |
| Color | Black |
| Package Dimensions | 10.4 x 9.1 x 4 cm |
| Item Weight | 170 g |
9. Safety Information
- Do not disassemble or modify the product.
- Keep the device away from water, moisture, and extreme temperatures.
- Avoid prolonged exposure to high volume levels to prevent hearing damage.
- Dispose of batteries and electronic components responsibly according to local regulations.
10. Warranty and Support
For warranty information and customer support, please refer to the documentation provided at the time of purchase or contact Yamdrok customer service through their official website or the retailer where the product was purchased.