1. Introduction
Thank you for choosing the Guess Bluetooth 5.0 Earbuds. These earbuds are designed to provide a high-quality audio experience with the convenience of wireless technology. Featuring Bluetooth 5.0, a built-in microphone, and a portable charging base, they are perfect for on-the-go use. This manual will guide you through the setup, operation, and maintenance of your new earbuds.
2. Safety Information
- Do not expose the earbuds or charging case to extreme temperatures, humidity, or liquids.
- Avoid dropping, impacting, or disassembling the device.
- Keep out of reach of children.
- Do not use abrasive cleaners or materials to clean the earbuds or case.
- Prolonged exposure to loud sounds may cause hearing damage. Adjust volume to a safe level.
3. Package Contents
Please check the package for the following items:
- Guess Bluetooth Earbuds (Left and Right)
- Charging Case
- Ear Cushions (various sizes)
- User Manual (this document)

Image: Guess Earbuds and Charging Case. The image displays the black earbuds, one in each earbud slot of the open black charging case, with an additional closed charging case next to it.

Image: Guess Earbuds Product Packaging. The image shows the front and side view of the product's retail packaging, featuring the Guess logo and product details.
4. Setup
4.1 Charging the Earbuds and Case
- Place the earbuds into the charging case. Ensure they are correctly seated in their respective slots.
- Connect the charging case to a power source using a compatible USB cable (not included). The charging case has a 300mAh battery and can fully charge the earbuds 9-10 times.
- The earbuds have a 40mAh battery each and take approximately 1.2 hours to fully charge. The charging case takes approximately 2 hours to fully charge.
- Indicator lights on the case will show the charging status.
4.2 Pairing with a Device
- Ensure the earbuds are charged.
- Open the charging case and take out the earbuds. They will automatically enter pairing mode.
- On your device (smartphone, tablet, PC), go to the Bluetooth settings.
- Search for available Bluetooth devices.
- Select "Guess Earbuds" (or similar name) from the list to connect.
- Once connected, you will hear an audible confirmation, and the earbuds will be ready for use.
5. Operating
5.1 Basic Functions
- Power On: Earbuds power on automatically when removed from the charging case.
- Power Off: Place earbuds back into the charging case to power off automatically.
- Play/Pause: Tap the touch button on either earbud once.
- Next Track: Double-tap the touch button on the right earbud.
- Previous Track: Double-tap the touch button on the left earbud.
- Volume Up: Triple-tap the touch button on the right earbud.
- Volume Down: Triple-tap the touch button on the left earbud.
5.2 Call Management
- Answer/End Call: Tap the touch button on either earbud once.
- Reject Call: Press and hold the touch button on either earbud for 2 seconds.
5.3 Voice Assistant
- Activate Voice Assistant: Press and hold the touch button on either earbud for 3 seconds.
5.4 Battery Life
The earbuds provide approximately 3.5-4 hours of working time per charge. The charging case can recharge the earbuds multiple times, extending their usage time significantly.
6. Maintenance
6.1 Cleaning
- Wipe the earbuds and charging case with a soft, dry, lint-free cloth.
- Do not use harsh chemicals, cleaning solvents, or strong detergents.
- Clean the charging contacts on the earbuds and inside the case regularly to ensure proper charging.
6.2 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 direct sunlight and extreme temperatures.
7. Troubleshooting
- Earbuds not pairing: Ensure earbuds are charged. Place them back in the case, close it, then open and remove them again to re-enter pairing mode. Check your device's Bluetooth settings and try reconnecting.
- Only one earbud working: Try placing both earbuds back into the charging case, then remove them simultaneously. Ensure both earbuds are charged.
- No sound: Check the volume level on your device and on the earbuds. Ensure the earbuds are properly connected to your device.
- Charging issues: Ensure the charging cable is securely connected to both the case and the power source. Clean the charging contacts on the earbuds and inside the case.
- Poor sound quality: Ensure the earbuds are within the Bluetooth range (up to 30 feet). Avoid obstacles between the earbuds and your device.
8. Specifications
| Feature | Specification |
|---|---|
| Model Name | GUTWSJL4GBK |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Bluetooth Range | Up to 30 feet |
| Earbud Battery Capacity | 40mAh (each) |
| Charging Case Battery Capacity | 300mAh |
| Earbud Charging Time | Approx. 1.2 hours |
| Case Charging Time | Approx. 2 hours |
| Working Time (per charge) | 3.5-4 hours |
| Water Resistance Level | IPX5 (Waterproof) |
| Control Method | Touch |
| Microphone Format | Built-In |
| Item Weight | 100 Grams |
| Compatible Devices | Cellphones, Tablets, PC, Smartphone |
9. Warranty and Support
This officially licensed Guess product includes a 1-year limited warranty provided by CG Mobile. For warranty claims or technical support, please refer to the contact information provided with your purchase or visit the official CG Mobile website.