1. Introduction
Thank you for choosing the Aigo G03 Bone Conduction Earphone. This device offers a unique open-ear listening experience, transmitting sound through your cheekbones, allowing you to stay aware of your surroundings while enjoying audio. Designed for comfort and durability, it's ideal for sports, driving, cycling, and everyday use. This manual provides detailed instructions on how to set up, operate, and maintain your earphones.

2. Package Contents
Please check the box for the following items:
- Aigo G03 Bone Conduction Earphone
- User Manual (this document)
- Charging Cable (Type-C)
3. Specifications

| Feature | Specification |
|---|---|
| Product Model | G03 |
| Play Time | About 8 hours (at 70% volume) |
| Product Weight | About 26g |
| Charging Specifications | 5V/1000mA input |
| Charging Time | About 2 hours |
| Audio Decoding | SBC, AAC |
| Battery | 150mAh/3.7V |
| Transmission Distance | 10 m / Class 2 |
| Earphone Sensitivity | 86±3dB S.P.L at 1KHz |
| Earphone Oscillator | yp16mmx2, 8Ω+10% |
| Pairing Name | aigo G03 |
| Bluetooth Version | BLUETOOTH V5.4 |
| Waterproof and Dustproof Rating | IP56 |
| Material | Plastic |
| Driver Diameter | 16mm |
| Impedance Range | up to 32 Ω |
| Frequency Response Range | 20 - 20000Hz |
| Features | Waterproof, With microphone, Volume Control, Support APP |
| Communication | True wireless |
| Charging Method | Type-C cable |
| Vocalism Principle | Bone Conduction |
| Style | Ear Hook |
| Certification | CE |
| Origin | Mainland China |
Important Notes:
- Battery performance may vary based on usage, habits, and environment. The provided data is for reference only.
- Always ensure the headphone charging port and charging compartment are completely dry before charging to prevent damage.
4. Setup
4.1 Charging the Earphones
Before first use, fully charge your Aigo G03 earphones. Connect the provided Type-C charging cable to the earphone's charging port and a compatible USB power source (5V/1A recommended). The indicator light will show charging status. Ensure the charging port is dry before connecting the cable.
4.2 Wearing the Earphones
The Aigo G03 features an ergonomic ear-hook design for stable and comfortable wear. Place the earphones over your ears, ensuring the bone conduction transducers rest comfortably on your cheekbones in front of your ears. The flexible titanium metal rear hanging allows for a secure fit without deformation.


4.3 Bluetooth Pairing
To pair your earphones with a device:
- Ensure the earphones are charged and powered off.
- Press and hold the power button until the indicator light flashes, indicating pairing mode.
- On your device (e.g., smartphone), go to Bluetooth settings and turn on Bluetooth.
- Search for available devices and select "aigo G03" from the list.
- Once connected, the indicator light on the earphones will change, and you will hear a confirmation sound.
5. Operating Instructions
The Aigo G03 earphones feature mechanical buttons for precise control over your audio and calls.

5.1 Call Control
- Answer Call: Short press the power button.
- Hang Up Call: Short press the power button during a call.
- Reject Call: Long press the power button when an incoming call rings.
5.2 Music Playback Control
- Play/Pause: Click the power button.
- Next Track: Double-click the "+" button.
- Previous Track: Double-click the "-" button.
- Increase Volume: Click the "+" button.
- Decrease Volume: Click the "-" button.
5.3 Special Functions
- Switch Prompt Voice: Press the "-" button three times in a row to switch between Chinese and English voice prompts.
- Activate Voice Assistant: Long press the "+" button to wake up your device's voice assistant (ensure your phone supports this feature).
- Esports Mode (Low Latency):
- Enter: Long press the "-" button. The blue light will flash in a breathing manner.
- Exit/Restore Normal Mode: Press and hold the "-" button again.
5.4 Bone Conduction Technology & Open-Ear Design
The Aigo G03 utilizes true bone conduction technology, transmitting sound through your bones directly to your inner ear, bypassing the eardrum. This open-ear design ensures you can hear your music or calls while remaining fully aware of your surroundings, enhancing safety during outdoor activities like cycling or running.

6. Maintenance
6.1 Cleaning
Wipe the earphones with a soft, dry cloth. Do not use abrasive cleaners or immerse the device in liquids. While the earphones are IP56 rated, excessive exposure to water or harsh chemicals can cause damage.
6.2 Waterproof and Dustproof (IP56)
The Aigo G03 earphones are rated IP56, meaning they are protected against dust ingress and can withstand water jets from any direction. This makes them suitable for outdoor sports and use in rainy or sweaty conditions. However, they are not designed for submersion in water.

6.3 Storage
Store the earphones in a cool, dry place away from direct sunlight and extreme temperatures. Avoid placing heavy objects on them or bending the titanium band excessively beyond its natural flexibility.
7. Troubleshooting
- Earphones won't turn on: Ensure the earphones are fully charged.
- Cannot pair with device:
- Make sure Bluetooth is enabled on your device.
- Ensure the earphones are in pairing mode (indicator light flashing).
- Move the earphones closer to your device.
- Try restarting both the earphones and your device.
- No sound:
- Check the volume level on both the earphones and your connected device.
- Ensure the earphones are properly connected via Bluetooth.
- Try playing different audio sources.
- Poor sound quality:
- Ensure the earphones are positioned correctly on your cheekbones.
- Check for interference from other wireless devices.
- Ensure your audio source is of good quality.
- Charging issues:
- Verify the charging cable is securely connected to both the earphones and the power source.
- Ensure the charging port is clean and dry.
- Try a different charging cable or power adapter.
8. Warranty and Support
The Aigo G03 Bone Conduction Earphone comes with a standard manufacturer's warranty. For specific warranty terms, return policies, or technical support, please refer to the documentation provided at the time of purchase or contact the seller/manufacturer directly. Keep your proof of purchase for warranty claims.
For further assistance, please visit the Aigo official website or contact their customer service.





