1. Product Overview
The MINISO X52 (Monster N-Lite 207) are advanced True Wireless Stereo (TWS) in-ear earphones designed for a superior audio experience. Featuring Bluetooth 5.4 connectivity, IPX5 waterproof rating, Environmental Noise Cancellation (ENC) for calls, and intuitive touch controls, these earbuds are perfect for various activities including sports, gaming, and daily use.

Package Contents
- 1 Pair of MINISO X52 (Monster N-Lite 207) Earphones
- 1 Charging Case
- 1 USB Type-C Charging Cable
- 1 User Manual
- Replaceable Pads Set

2. Setup and First Use
2.1 Charging the Earphones and Case
Before first use, fully charge the earphones and the charging case. Use the provided USB Type-C cable to connect the charging case to a power source. The indicator light on the case will show charging status.
- Charging Method: Type-C
- Earbud Battery Capacity: 25mAh
- Charging Bin Battery Capacity: 300mAh
2.2 Pairing with Your Device
- Ensure the charging case is charged and your device's Bluetooth is turned on.
- Open the charging case. The earphones will automatically power on and enter pairing mode.
- On your device, search for "Monster N-Lite 207" in the Bluetooth settings and select it to connect.
- Once connected, you will hear a confirmation tone, and the earphones are ready for use.

2.3 Wearing the Earphones
The earphones are designed for a comfortable, zero-pressure fit. Gently insert each earbud into your ear canal and adjust for a secure and comfortable position. Use the replaceable pads set to find the best fit for sound isolation and comfort.

3. Operating Instructions
3.1 Power On/Off
- Power On: Open the charging case, and the earphones will automatically power on.
- Power Off: Place the earphones back into the charging case and close the lid. They will automatically power off and begin charging.
3.2 Touch Controls
The MINISO X52 (Monster N-Lite 207) features intuitive fingertip touch controls on each earbud for easy management of music and calls.

| Function | Action |
|---|---|
| Play/Pause Music | Single tap on either earbud |
| Next Song | Long press right earbud for 2 seconds |
| Previous Song | Long press left earbud for 2 seconds |
| Answer/End Call | Single tap on either earbud |
| Reject Call | Long press either earbud for 2 seconds |
| Volume Control | Adjust via connected device (phone, tablet, etc.) |
| Activate Voice Assistant (Siri) | Triple tap on either earbud (if supported by device) |
3.3 Call Functions
The earphones are equipped with a microphone and Environmental Noise Cancellation (ENC) technology, along with AI smart call features, to ensure clear voice transmission during calls.
3.4 Gaming Experience
Enjoy stable connection and smooth gaming without any noticeable lag, thanks to the advanced Bluetooth 5.4 technology and dual connection capability.
Video demonstrating product features, quick connection, touch controls, and stable gaming performance.
4. Maintenance
4.1 Cleaning
- Regularly clean the earbuds, especially the ear tips and charging contacts, with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners or solvents.
4.2 Water Resistance (IPX5)
The earphones are IPX5 dustproof and splash resistant, making them suitable for workouts and light rain. However, they are not designed for submersion in water. Avoid exposing them to strong jets of water or swimming.

4.3 Storage
When not in use, store the earphones in their charging case to protect them from dust and damage, and to ensure they remain charged.
5. Troubleshooting
- Earphones not pairing: Ensure both earbuds are charged. Place them back in the case, close the lid, wait a few seconds, then open the lid again to re-initiate pairing mode. Check your device's Bluetooth settings and try reconnecting.
- No sound from one earbud: Ensure both earbuds are charged and properly paired. Try placing them back in the case and taking them out again.
- Charging issues: Verify the charging cable and adapter are working. Clean the charging contacts on both the earbuds and the case to ensure a good connection.
- Poor microphone quality: Ensure the earbuds are securely and correctly placed in your ears. Obstructions around the microphone can affect clarity. Re-pairing might also help.
- Intermittent connection: Ensure you are within the 10m wireless range of your device. Avoid environments with strong electromagnetic interference.
6. Specifications
| Feature | Specification |
|---|---|
| Model Name | Monster N-Lite 207 |
| Bluetooth Version | 5.4 |
| Wireless Range | <10m |
| Earbud Battery Life | Up to 3.5 hours (single charge) |
| Total Battery Life (with case) | Up to 30 hours |
| Waterproof Rating | IPX5 (Dustproof and Splash Resistant) |
| Noise Reduction | ENC (Environmental Noise Cancellation for calls) |
| Driver Diameter | 10mm |
| Vocalism Principle | Dynamic |
| Impedance Range | Up to 32 Ω |
| Frequency Response Range | 2402 - 2480Hz |
| Sensitivity | 23dB |
| Charging Method | Charging Case (Type-C) |
| Material | Metal (earbuds), Silicone (headphone pads) |
| Weight | 8.5g |
| Codecs Supported | AAC, sbc |
| Features | Waterproof, With microphone, Apple Siri Support, ENC Noise Reduction, Dual Connection, Touch Control, Volume Control |

7. User Tips
- Optimal Microphone Performance: For the clearest voice during calls, ensure the earbuds are properly seated in your ears. The ENC (Environmental Noise Cancellation) works best when the microphones are unobstructed.
- Comfortable Wear: Experiment with the different sizes of replaceable ear pads to find the most comfortable and secure fit for extended listening sessions. A good fit also enhances sound quality and passive noise isolation.
- Battery Management: To maximize battery life, always store the earbuds in their charging case when not in use. This keeps them protected and topped up.
- Quick Connection: The earbuds are designed for quick connection. Simply open the case, and they should automatically connect to your last paired device.
8. Warranty and Support
The MINISO X52 (Monster N-Lite 207) earphones come with a 1-year warranty. For any product inquiries, technical support, or warranty claims, please contact MINISO customer service through their official channels.