1. Introduction
Thank you for choosing the EUQQ S19 Open-Ear Wireless Sport Headphones. These headphones are designed to provide a comfortable listening experience while keeping you aware of your surroundings. Featuring Bluetooth 5.3 connectivity, a lightweight clip-on design, and a long-lasting battery, the S19 headphones are ideal for sports, daily commutes, and general use.
2. Package Contents
- 2 x EUQQ S19 Open-Ear Wireless Headphones
- 1 x Charging Case with LED Display
- 1 x USB-C Charging Cable
- 1 x User Manual

Image: The EUQQ S19 headphones and their charging case, along with the USB-C cable and user manual, as typically found in the product packaging.
3. Product Overview
The EUQQ S19 headphones feature an open-ear design that rests gently on your ear, allowing you to hear both your audio and ambient sounds. Each earbud weighs approximately 5 grams, ensuring a comfortable and secure fit without entering the ear canal.
- Open-Ear Design: Allows awareness of surroundings.
- Clip-On Style: Secure and comfortable fit for various activities.
- Digital LED Display: On the charging case to show battery levels.
- Touch Controls: For easy management of music and calls.
- 16.3mm Dynamic Drivers: For clear stereo sound.

Image: An exploded view diagram illustrating the internal structure of the headphone driver, including the liquid crystal diaphragm and AI chip, highlighting the components responsible for sound quality.
4. Setup
4.1 Initial Charging
Before first use, fully charge the headphones and the charging case. Connect the USB-C charging cable to the charging port on the case and to a power source. The LED display on the charging case will show the charging status and battery level.
- Charging Case: Approximately 1 hour for a full charge.
- Fast Charge: 5 minutes of charging provides approximately 1 hour of playback.

Image: The EUQQ S19 charging case open, with both headphones nestled inside. The digital LED display on the case clearly shows the battery percentage for both the case and individual earbuds.
4.2 Power On/Off
- Power On: Open the charging case, and the headphones will automatically power on.
- Power Off: Place the headphones back into the charging case and close the lid. They will automatically power off and begin charging.
4.3 Bluetooth Pairing
The S19 headphones use Bluetooth 5.3 for a stable and efficient connection.
- Ensure the headphones are charged.
- Open the charging case. The headphones will enter pairing mode automatically (indicated by flashing LED lights on the earbuds).
- On your device (smartphone, tablet, computer), go to Bluetooth settings.
- Search for available devices and select "YYK-S19" (or similar, check your device's display).
- Once connected, the headphone LEDs will stop flashing, and your device will confirm the connection.
The headphones will automatically reconnect to the last paired device when removed from the case, if Bluetooth is enabled on the device.

Image: The EUQQ S19 headphones and charging case positioned between a smartphone and a laptop, both displaying Bluetooth connection screens, illustrating seamless pairing with multiple devices.
5. Operating Instructions
5.1 Wearing the Headphones
Gently clip the headphones onto your ears. The open-ear design ensures they rest securely without blocking your ear canal, providing comfort for extended wear and allowing environmental sound awareness.

Image: A woman wearing the EUQQ S19 headphones, demonstrating the comfortable and secure clip-on fit around the ear, contrasting with traditional in-ear designs shown as less comfortable.
5.2 Touch Controls
The S19 headphones feature intuitive touch controls on each earbud. The exact functions may vary slightly depending on your device and application.
| Action | Function |
|---|---|
| Single Tap (Left/Right) | Play/Pause Music, Answer/End Call |
| Double Tap (Right) | Next Track |
| Double Tap (Left) | Previous Track |
| Triple Tap (Right) | Volume Up |
| Triple Tap (Left) | Volume Down |
| Long Press (2 seconds) | Reject Call, Activate Voice Assistant |
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the headphones and charging case. Do not use abrasive cleaners or immerse in water.
- Water Resistance: The headphones are IP7 water-resistant, meaning they can withstand splashes, sweat, and rain. They are not designed for swimming or prolonged submersion. Ensure the charging port is dry before charging.
- Storage: Store the headphones in their charging case when not in use to protect them and keep them charged. Avoid extreme temperatures.
7. Troubleshooting
| Problem | Solution |
|---|---|
| Headphones not powering on. | Ensure the charging case and headphones are fully charged. |
| Cannot pair with device. |
|
| Only one earbud working. |
|
| Low sound quality or intermittent connection. |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model | S19 |
| Bluetooth Version | 5.3 |
| Transmission Range | Up to 15 meters |
| Earbud Playback Time | Up to 10 hours (single charge) |
| Total Playback Time | Up to 50 hours (with charging case) |
| Charging Time (Case) | Approx. 1 hour |
| Fast Charging | 5 minutes for 1 hour playback |
| Weight (per earbud) | Approx. 5 grams |
| Water Resistance | IP7 (Water Resistant) |
| Driver Size | 16.3 mm Dynamic Drivers |
| Impedance | 32 Ohms |
| Material | Plastic |
| Control Method | Touch |
9. Warranty and Support
EUQQ products are designed and manufactured to the highest quality standards. For detailed warranty information, please refer to the warranty card included in your package or contact EUQQ customer support.
If you encounter any issues or have questions regarding your EUQQ S19 headphones, please contact our customer support team through the retailer where you purchased the product or visit the official EUQQ website for assistance.



