Ubon J-20
Ubon J-20 Bluetooth Truly Wireless Earbuds User Manual
Model: J-20 | Brand: Ubon
1. Introduction
Thank you for choosing the Ubon J-20 Bluetooth Truly Wireless Earbuds. These earbuds are designed to provide a superior audio experience with seamless connectivity, ergonomic comfort, and extended battery life. This manual will guide you through the setup, operation, and maintenance of your new earbuds to ensure optimal performance.

Image 1.1: Ubon J-20 Earbuds and Charging Case. The image displays the black Ubon J-20 earbuds resting inside their matching black charging case, showcasing the compact and sleek design of the product.
2. Safety Information
Please read all safety warnings and instructions carefully before using this product to ensure safe operation and prevent damage.
- Do not expose the earbuds or charging case to extreme temperatures, humidity, or corrosive substances.
- Avoid dropping, impacting, or disassembling the device.
- Keep the earbuds away from children and pets.
- Do not use the earbuds at excessively high volumes for prolonged periods to prevent hearing damage.
- Clean the earbuds with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Dispose of the product responsibly according to local regulations.
3. Package Contents
Verify that all items are present in your package:
- 2 x Ubon J-20 Earbuds (Left and Right)
- 1 x Charging Case
- 1 x USB Charging Cable
- 1 x User Manual (This document)
- 1 x Silicone Case (Optional, if included in your specific package)
- Extra Eartips (Various sizes)
4. Product Overview
Familiarize yourself with the components of your Ubon J-20 earbuds and charging case.

Image 4.1: Ubon J-20 Earbuds Key Features. This image provides a collage highlighting various features including 150 hours playtime, Type-C fast charging, 40ms low latency, IPX5 water resistance, Bluetooth 5.3, 4 Quadpro ENC Mics, 13mm drivers, and the 1000mAh emergency power bank case.
Earbud Components:
- Touch Control Area: For managing music, calls, and voice assistant.
- LED Indicator: Shows pairing status, battery level, and charging status.
- Microphone: For calls and voice commands.
- Eartip: Ensures a comfortable and secure fit.
Charging Case Components:
- Charging Port (Type-C): For charging the case.
- Case LED Indicator: Shows case battery level and charging status.
- Earbud Charging Slots: For charging the earbuds.
5. Setup
5.1 Charging the Earbuds and Case
Before first use, fully charge both the earbuds and the charging case.
- Charging the Case: Connect the provided USB Type-C cable to the charging port on the case and the other end to a USB power adapter (not included). The case LED indicator will show charging progress.
- Charging the Earbuds: Place the earbuds into their respective slots in the charging case. Ensure they are correctly seated. The earbud LED indicators will light up to confirm charging. The earbuds will automatically charge when placed in the case, provided the case has power.
A full charge for the earbuds typically takes about 1 hour. The charging case supports fast charging.
5.2 Pairing with a Device (Bluetooth)
The Ubon J-20 earbuds use Bluetooth 5.3 for stable and efficient wireless connectivity.
- Initial Pairing:
- Open the charging case. The earbuds will automatically power on and enter pairing mode.
- On your smartphone or Bluetooth-enabled device, go to the Bluetooth settings.
- Search for available devices and select "UBON J-20" from the list.
- Once connected, the earbud LED indicators will turn off or show a steady light, indicating successful pairing.
- Automatic Reconnection: After initial pairing, the earbuds will automatically connect to the last paired device when taken out of the charging case, provided Bluetooth is enabled on the device.
- Single Earbud Mode: Either earbud can be used independently. Simply take one earbud out of the case, and it will connect to your device.
6. Operating Instructions
The Ubon J-20 earbuds feature intuitive touch controls for easy management of your audio and calls.

Image 6.1: Ubon J-20 Earbuds with Touch Sensors and IPX5 Water Resistance. This image illustrates the touch-sensitive areas on the earbuds for seamless music and call management, alongside a visual representation of their IPX5 water resistance.
6.1 Power On/Off
- Power On: Open the charging case, or long-press the touch control area on both earbuds for 3 seconds.
- Power Off: Place the earbuds back into the charging case and close the lid, or long-press the touch control area on both earbuds for 5 seconds.
6.2 Music Playback Controls
| Action | Control |
|---|---|
| Play/Pause | Single tap on either earbud |
| 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 |
6.3 Call Management
| Action | Control |
|---|---|
| Answer/End Call | Single tap on either earbud |
| Reject Call | Long press on either earbud for 2 seconds |
6.4 Voice Assistant Activation
Activate your device's voice assistant (Siri, Google Assistant, etc.):
- Activate Voice Assistant: Long press on either earbud for 3 seconds.
6.5 Low Latency Mode (Gaming Mode)
The Ubon J-20 features a dedicated low latency mode for an enhanced gaming experience, reducing audio delay to 40ms.

Image 6.2: Ubon J-20 Earbuds featuring 40ms Low Latency Mode and Bluetooth 5.3. This image highlights the earbuds' capability for reduced audio delay, ideal for gaming, and their advanced Bluetooth connectivity.
- Activate Gaming Mode: Quadruple tap on either earbud.
- Deactivate Gaming Mode: Quadruple tap on either earbud again.
7. Maintenance
7.1 Cleaning
- Use a soft, dry, lint-free cloth to clean the earbuds and charging case.
- Gently remove any earwax or debris from the eartips and speaker mesh using a small, soft brush or cotton swab.
- Do not use liquids, sprays, or chemical cleaners.
7.2 Storage
- When not in use, always store the earbuds in their charging case to protect them and keep them charged.
- Store the device in a cool, dry place, away from direct sunlight and extreme temperatures.
7.3 Battery Care
- To prolong battery life, avoid fully discharging the earbuds and case frequently.
- Charge the device regularly, even if not in frequent use.
8. Troubleshooting
If you encounter any issues with your Ubon J-20 earbuds, refer to the following common problems and solutions:
| Problem | Possible Solution |
|---|---|
| Earbuds not pairing with device. |
|
| Only one earbud is working. |
|
| Low volume or poor sound quality. |
|
| Charging case not charging. |
|
9. Specifications
Detailed technical specifications for the Ubon J-20 Bluetooth Earbuds:

Image 9.1: Close-up of Ubon J-20 Earbud highlighting the 13mm Dynamic Driver. This image focuses on the earbud's speaker, emphasizing the large driver size for enhanced stereo sound quality and deep bass.
| Feature | Detail |
|---|---|
| Model | J-20 |
| Connectivity | Bluetooth 5.3 |
| Wireless Range | Up to 10 meters (33 feet) |
| Audio Driver | 13mm Dynamic Driver |
| Impedance | 32 Ohm |
| Noise Control | Passive Noise Cancellation (ENC Mics for calls) |
| Microphones | 4 Quadpro ENC Mics |
| Playtime (Earbuds) | Up to 150 hours with charging case (total) |
| Earbud Charging Time | Approx. 1 hour |
| Charging Case Battery | 1000mAh (Emergency Power Bank function) |
| Charging Port | USB Type-C (Fast Charging) |
| Water Resistance | IPX5 (Sweat & Water Resistant) |
| Control Method | Touch Controls |
| Low Latency Mode | 40ms |
| Compatible Devices | Smartphones, Tablets, Laptops with Bluetooth |
| Product Dimensions | 15 x 5 x 3 cm |
| Item Weight | 200 g |
10. Warranty and Support
10.1 Warranty Information
Your Ubon J-20 Bluetooth Earbuds come with a 6-month warranty from the date of purchase. This warranty covers manufacturing defects and issues arising from normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
Please retain your proof of purchase for warranty claims.
10.2 Customer Support
For further assistance, technical support, or warranty inquiries, please contact the retailer or manufacturer's customer service. Refer to the product packaging or the point of purchase for specific contact details.
Manufacturer: RAGHAV ENTERPRISES
Contact Email (from packer info): raghavdigital2025@gmail.com
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