Product Overview
The Pro 4 TWS Wireless Headphones are designed to provide a high-quality audio experience with the convenience of wireless technology. These earbuds feature Bluetooth 5.0 for stable connectivity, an IPX7 waterproof rating for durability, and a built-in microphone for clear calls. The ergonomic design ensures a comfortable and secure fit for extended use.

Image: The black protective storage case included with the Pro 4 TWS Wireless Headphones. This compact case helps protect your earbuds when not in use.

Image: The Pro 4 TWS Wireless Earbuds resting inside their open charging case. The earbuds are white with black tips, and the case is also white.
What's Included
- Pro 4 TWS Wireless Earbuds (Left and Right)
- Charging Case
- Protective Case (Black, as shown in product images)
- User Manual (this document)
- Charging Cable (not explicitly mentioned but standard for earbuds)

Image: A visual representation of the protective storage case with its dimensions: approximately 11cm in height, 7.5cm in width, and 4cm in depth. This illustrates the compact size of the included accessory.
Setup Guide
1. Initial Charging
Before first use, ensure both the earbuds and the charging case are fully charged. Place the earbuds into the charging case and connect the charging case to a power source using the provided charging cable. The indicator light on the case will show charging status.
2. Pairing with a Device
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, laptop), go to the Bluetooth settings.
- Search for available devices and select "Pro 4 TWS" (or similar name) from the list.
- Once connected, a voice prompt will confirm successful pairing.
Note: If pairing fails, ensure the earbuds are charged and within range of your device. You may need to "forget" previous pairings on your device and try again.

Image: The Pro 4 TWS earbuds shown with a smartphone, illustrating the touch control feature for connection. A blue light effect indicates active connection or touch interaction.
Operating Instructions
Touch Controls
The Pro 4 TWS headphones feature intuitive touch controls on each earbud. Specific functions may vary slightly, but common controls include:
- Single Tap: Play/Pause music, Answer/End call.
- Double Tap (Left Earbud): Previous track.
- Double Tap (Right Earbud): Next track.
- Triple Tap: Activate voice assistant (Siri, Google Assistant).
- Long Press: Reject call.
Wearing the Earbuds
Gently insert each earbud into your ear canal. Rotate slightly until you achieve a comfortable and secure fit. The ergonomic design is intended to keep them stable during various activities.

Image: A woman wearing the Pro 4 TWS earbuds, highlighting their ergonomic design and comfortable fit within the ear. The image emphasizes that the earbuds are designed to stay securely in place.
Maintenance and Care
- Cleaning: Use a soft, dry, lint-free cloth to clean the earbuds and charging case. Do not use harsh chemicals or abrasive materials.
- Water Resistance: The earbuds have an IPX7 waterproof rating, meaning they are resistant to sweat and rain. Do not submerge them in water or expose them to strong jets of water. Ensure they are dry before placing them back in the charging case.
- Storage: When not in use, store the earbuds in their charging case, preferably within the included protective case, to prevent damage and keep them clean.
- Battery Care: To prolong battery life, avoid fully discharging the earbuds and charging case frequently. Charge them regularly, even if not in constant use.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Earbuds not pairing |
|
| No sound from one earbud |
|
| Poor sound quality |
|
| Charging issues |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | BT4 |
| Connectivity Technology | Wireless, Bluetooth |
| Bluetooth Version | 5.0 |
| Wireless Range | Up to 33 feet (approx. 10 meters) |
| Water Resistance | IPX7 (Resistant to sweat and rain) |
| Microphone | Built-in, High-Quality |
| Control Method | Remote (Touch Controls) |
| Ear Placement | In Ear |
| Material | Silicone, Plastic |
| Included Components | Protective Case |
| Compatible Devices | Smartphones, Tablets, Laptops, Desktops, Smart Speakers, Cars (with Bluetooth capabilities) |

Image: A diagram highlighting the upgraded Bluetooth 5.0 chip, emphasizing features like HD Voice, Quick Connect, and Stable Reception, which contribute to high-fidelity sound quality and anti-interference.

Image: An exploded view of the earbud's internal components, specifically showcasing the high-quality dynamic unit and balanced adjustment technology designed to deliver rich sound effects.
Warranty and Support
For warranty information and customer support, please refer to the documentation provided at the time of purchase or contact the seller directly. The product is manufactured by "wireless earphone".
For further assistance, you may also visit the product page on Amazon: Pro 4 TWS Wireless Headphones on Amazon.





