Introduction
Thank you for choosing the Cillso X97 Wireless Earbuds. These earbuds are designed to provide a high-quality audio experience with advanced features for daily use and active lifestyles. This manual will guide you through the setup, operation, and maintenance of your new earbuds.
The Cillso X97 earbuds feature advanced Bluetooth 5.4 technology for stable connectivity, a noise-cancelling microphone for clear calls, stereo deep bass audio, and earhooks for a secure fit. They are also IP7 waterproof, making them suitable for various activities.
Package Contents
Please check the package for the following items:
- 2 x X97 Wireless Earbuds
- 1 x Lightweight Charging Case
- 1 x USB-C Charging Cable
- 3 x Eartips (Small, Medium, Large)
- 1 x User Manual (this document)
Product Overview
The Cillso X97 Wireless Earbuds are engineered for comfort and superior sound. Each earbud features a 13mm diameter speaker and an ENC noise-cancelling microphone. The ergonomic design includes flexible earhooks for a secure fit during movement.

Image: Exploded view of the Cillso X97 earbud, showing internal components like the 13mm speaker and noise-cancelling microphone.
The compact charging case provides portable power and features a digital LED display to show the remaining battery percentage.
Setup
Initial Charging
Before first use, fully charge the earbuds and the charging case. Connect the USB-C cable to the charging case and a power source. The LED display on the case will show the charging progress. The earbuds will charge automatically when placed inside the case.
Pairing with a Device
- Ensure the earbuds are charged.
- Open the charging case. The earbuds will automatically enter pairing mode, indicated by a flashing light on the earbuds.
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for available Bluetooth devices and select "Cillso X97" (or similar name) from the list.
- Once connected, the earbud indicator lights will turn off or show a steady light, and you will hear a confirmation tone.
The earbuds support Bluetooth 5.4, providing a stable connection up to 15 meters (50 feet) without interruptions. They are compatible with iOS, Android, and Windows systems.

Image: Diagram illustrating Bluetooth 5.4 connectivity and compatibility with iOS, Android, and Windows devices.
Operating Instructions
Touch Controls
The Cillso X97 earbuds feature touch-sensitive controls on each earbud for easy management of audio playback and calls.

Image: A user demonstrating touch controls on the earbud, with icons indicating functions like Play/Pause, Answer/Reject Call, Track Navigation, Volume Control, and Voice Assistant.
| Function | Action |
|---|---|
| Play/Pause Music | Single tap on either earbud |
| Answer/End Call | Single tap on either earbud |
| Reject Call | Press and hold either earbud for 2 seconds |
| Next Track | Double tap on the right earbud |
| Previous Track | Double tap on the left earbud |
| Volume Up | Triple tap on the right earbud |
| Volume Down | Triple tap on the left earbud |
| Activate Voice Assistant | Press and hold either earbud for 3 seconds |
Mono Mode
The earbuds can be used individually (mono mode) or together (binaural mode). To use one earbud, simply take one out of the case and connect it to your device. The other earbud can remain in the case or be used later.
Wearing the Earbuds
For optimal sound quality and a secure fit, choose the correct size ear tips from the three provided options (S/M/L). The flexible earhooks are designed to keep the earbuds firmly in place, even during strenuous activities.

Image: Illustration showing the ergonomic design of the earbuds with flexible earhooks and the three available ear tip sizes (S, M, L) for a customized, firm fit.
- Select the ear tips that provide a comfortable and snug seal in your ear canal.
- Place the earbud into your ear, ensuring the ear tip is properly seated.
- Adjust the flexible earhook over the top of your ear until it feels secure and comfortable.
Charging
The Cillso X97 earbuds and charging case offer extended battery life for prolonged use.

Image: Visual representation of the Cillso X97's battery life, showing 1.5 hours for case charging, 10 hours of earbud playtime, and 50 hours total playtime with the charging case. Also depicts the digital LED display on the charging case.
- Earbud Playtime: Up to 10 hours on a single charge.
- Charging Case Capacity: Provides 6-7 full charges for the earbuds.
- Total Playtime: Up to 50 hours with the charging case.
- Case Charging Time: Approximately 1.5 hours via USB-C.
The charging case features an LED percentage display, allowing you to easily monitor the power status of the case and ensure your earbuds are always ready for use.
Maintenance
Cleaning
Regular cleaning helps maintain the performance and longevity of your earbuds.
- Use a soft, dry, lint-free cloth to wipe the earbuds and charging case.
- Gently remove any earwax or debris from the ear tips and speaker grilles using a small, soft brush or cotton swab.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
Water Resistance
The Cillso X97 earbuds are IP7 waterproof, meaning they are protected against immersion in water up to 1 meter for up to 30 minutes. They are resistant to sweat, rain, and splashes, making them ideal for workouts and outdoor activities.

Image: Cillso X97 earbuds shown with water splashing, illustrating their IPX7 waterproof rating for splashproof, perspiration, and rainy day use.
Note: The charging case is not waterproof. Do not expose the charging case to water or moisture.
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 extreme temperatures.
Troubleshooting
If you encounter any issues with your Cillso X97 Wireless Earbuds, please refer to the following common solutions:
- Earbuds not pairing:
- Ensure both earbuds are charged.
- Turn off Bluetooth on your device, then turn it back on.
- Delete "Cillso X97" from your device's Bluetooth list and attempt to re-pair.
- Place earbuds back in the case, close the lid, wait a few seconds, then open to re-enter pairing mode.
- No sound from one earbud:
- Ensure both earbuds are charged.
- Try placing both earbuds back in the charging case, closing the lid, and then taking them out again.
- Check your device's audio balance settings.
- Earbuds not charging:
- Ensure the charging cable is securely connected to both the case and the power source.
- Check if the charging case itself has power (LED display should show battery level).
- Ensure the charging contacts on the earbuds and inside the case are clean and free of debris.
- Poor sound quality:
- Ensure the earbuds are properly seated in your ears and you are using the correct size ear tips for a good seal.
- Move closer to your connected device to avoid interference.
- Clean the speaker grilles of the earbuds.
Specifications
| Feature | Specification |
|---|---|
| Model Number | X97 |
| Bluetooth Version | 5.4 |
| Bluetooth Range | Up to 15 meters (50 feet) |
| Earbud Playtime | Up to 10 hours |
| Total Playtime (with case) | Up to 50 hours |
| Case Charging Time | Approx. 1.5 hours |
| Water Resistance Rating | IP7 |
| Noise Control | Active Noise Cancellation (ENC Mic) |
| Impedance | 10 Ohms |
| Frequency Range | 20Hz - 20,000Hz (Estimated) |
| Control Type | Touch Control |
| Ear Placement | Over Ear (with earhooks) |
| Form Factor | In Ear |
| Material | Metal, Plastic |
| Compatible Devices | Telephones, Tablets, Laptops, Desktops |
Warranty Information
Cillso products typically come with a limited warranty. For specific details regarding the warranty period and terms for your X97 Wireless Earbuds, please refer to the warranty card included in your package or visit the official Cillso website.
Customer Support
If you require further assistance or have questions not covered in this manual, please contact Cillso customer support. You can typically find contact information on the official Cillso website or through the retailer where you purchased the product.
For more information, you may also visit the Cillso Store on Amazon.





