1. Product Overview
The POPO Series Hatsune Miku True Wireless Bluetooth Earbuds are an exclusive anime collaboration product designed for fans. These earbuds feature a unique aesthetic inspired by Hatsune Miku, combined with advanced audio technology for an immersive listening experience. They come with a specially designed protective silicone case.

Figure 1: POPO Series Hatsune Miku True Wireless Bluetooth Earbuds with protective silicone cover.

Figure 2: Earbuds and charging case in light blue color scheme.
2. Setup Guide
2.1 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 charging case to a power source using a compatible USB cable (not explicitly mentioned but standard for earbuds). The indicator light on the case will show charging status.
2.2 Bluetooth Pairing
- Ensure the earbuds are in the charging case and the case lid is open, or the earbuds are removed from the case and in pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for available Bluetooth devices.
- Select "Hatsune Miku Earbuds" (or similar name) from the list to pair.
- Once paired, you will hear a confirmation sound, possibly a custom Hatsune Miku voice prompt.
2.3 Bilibili App Binding (Optional)
For exclusive features like touch-control liking for Bilibili videos, bind your earbuds with the Bilibili client application. Follow the in-app instructions for device binding. Note that some video liking functions may be subject to updates.

Figure 3: Exclusive Bilibili app touch-control like function.
3. Operating Instructions
3.1 Wearing the Earbuds
These earbuds feature a semi-in-ear design for comfortable wear without pressing on the ear. Gently insert each earbud into your ear canal until it feels secure and comfortable.

Figure 4: Semi-in-ear design for comfortable fit.
3.2 Touch Controls
The earbuds are equipped with touch-sensitive panels for various functions. Specific touch gestures (e.g., single tap, double tap, long press) will control playback, calls, and special features. Refer to the quick start guide or in-app instructions for detailed touch control mappings.
- Bilibili App Liking: After binding with the Bilibili client, tap the earbud touch panel to 'like' videos.
- Game Mode: The earbuds support a dedicated game mode. Specific touch gestures will activate or deactivate this mode.
3.3 Custom Voice Prompts
The earbuds feature specially customized Hatsune Miku voice prompts for various notifications, including:
- Low battery warnings: "Hatsune Miku reminds you, battery is low~"
- Game mode activation/deactivation: "I'm here~" (for game mode activation)
- Earbud wearing prompts: "Ya ya~"
- General companionship messages: "I will always be by your side~"

Figure 5: Custom voice prompts for battery and game mode.

Figure 6: Hatsune Miku custom voice prompts for wearing and companionship.
4. Maintenance
4.1 Cleaning
Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth. Avoid using harsh chemicals or abrasive materials. The earbuds feature a frosted, anti-fingerprint material, which helps reduce visible smudges.
4.2 Protective Silicone Case
The included Hatsune Miku themed silicone case provides adorable protection for your earbuds and charging case. Ensure it is properly fitted to prevent scratches and minor impacts.

Figure 7: Hatsune Miku themed silicone protective cover.
5. Troubleshooting
5.1 Earbuds Not Pairing
- Ensure both earbuds are charged.
- Turn off and on your device's Bluetooth.
- Try resetting the earbuds (refer to specific reset instructions if available, usually involves holding a button on the case).
- Ensure no other devices are actively connected to the earbuds.
5.2 Bilibili App Features Not Working
- Verify that the earbuds are successfully bound to the Bilibili client app.
- Ensure your Bilibili app is updated to the latest version.
- Note that some video liking functions may still be under development or require specific video types.
5.3 Low Battery Indication
The Hatsune Miku voice prompt will alert you when the battery is low. Recharge the earbuds and case promptly to avoid interruption.
6. Specifications

Figure 8: Key specifications and feature comparison.
| Attribute | Detail |
|---|---|
| Brand | BilibiliGoods/Superculture |
| Model | Hatsune Miku Bluetooth Headset |
| Bluetooth Version | V5.3 |
| Battery Life (Single Use) | 6 hours |
| Battery Life (Total with Case) | 30 hours |
| Driver Unit | 13mm High-Quality Composite Diaphragm Dynamic Coil |
| Wearing Style | Semi-in-ear |
| Material Feature | Frosted, Anti-fingerprint |
| Special App Feature | Bilibili Exclusive Touch-Control Like Function |
| Game Mode | Supported |
| Voice Prompts | Hatsune Miku Custom Voice |
| Origin | Mainland China |
| Recommended Age | 14+ years |
| Certification | CE |
| Package Length | 21 cm |
| Package Width | 15 cm |
| Package Height | 8 cm |
| Package Weight | 0.197 kg |

Figure 9: Long-lasting battery and advanced Bluetooth 5.3 chip.
7. Warranty and Support
For any product-related issues, technical support, or warranty claims, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.
8. User Tips
- Maximize Bilibili Features: Ensure your Bilibili app is always updated to the latest version to fully utilize the exclusive touch-control liking function and other potential updates.
- Listen for Miku: Pay attention to the custom Hatsune Miku voice prompts for important notifications like low battery or game mode status.
- Protect Your Earbuds: Always use the provided silicone protective case to keep your earbuds safe from daily wear and tear.
- Optimal Audio: For the best audio experience, ensure a snug and comfortable fit of the semi-in-ear earbuds.