Introduction
Thank you for choosing the EUQQ Ultra Open-Ear Headphones. These wireless Bluetooth earbuds are designed for comfort and awareness, featuring an ergonomic open-ear design, advanced Bluetooth 5.4 connectivity, and a smart charging case with an LCD touch screen. This manual provides detailed instructions on how to set up, operate, and maintain your headphones to ensure optimal performance and longevity.
What's in the Box
Upon opening your EUQQ Ultra Open-Ear Headphones package, please verify that all the following components are included:
- Open Ear Earbuds (2 units)
- Charging Case
- Charging Cable
- User Manual (this document)

Image: All components included in the EUQQ Ultra Open-Ear Headphones package.
Product Overview and Features
The EUQQ Ultra Open-Ear Headphones are engineered for superior comfort and audio performance, allowing you to stay connected to your environment while enjoying high-quality sound.
Key Features:
- Ultra Open-Ear Design: Lightweight 8g earbuds crafted from liquid silicone with a soft UV oil finish for all-day comfort and awareness of surroundings.
- LCD Smart Touch Screen: Intuitive interface on the charging case for adjusting settings, playback, and accessing features like "Find My Earphone."
- Immersive Audio: 15mm dynamic drivers with advanced directional technology for deep bass, balanced mids, and clear highs with reduced sound leakage.
- Extended Battery Life: Up to 8 hours of playtime on a single charge, with the charging case providing an additional 72 hours for a total of 80 hours.
- Fast Charging: A 5-minute quick charge provides 1 hour of playback.
- Bluetooth 5.4 Connectivity: Enhanced signal stability, reduced latency, and lower power consumption for seamless connection.
- IP68 Waterproof Protection: Durable design suitable for workouts and outdoor use.

Image: The EUQQ Ultra Open-Ear Headphones and their smart charging case.

Image: A user demonstrating the comfortable and secure fit of the open-ear headphones.

Image: The intuitive LCD smart touch screen on the charging case, showing various control options.

Image: An exploded view highlighting the 15mm dynamic driver and directional sound technology for immersive audio.

Image: Illustration of crystal-clear call quality enabled by advanced voice capture technology.
Setup
1. Charging the Headphones and Case
Before first use, fully charge both the earbuds and the charging case. Connect the provided USB-C charging cable to the charging port on the case and a power source. The LCD screen on the case will indicate the charging status.
- A full charge provides up to 8 hours of playtime for the earbuds.
- The charging case holds an additional 72 hours of charge, totaling 80 hours of use.
- A quick 5-minute charge of the earbuds provides approximately 1 hour of playback.

Image: Visual representation of the ultra-long battery life and fast charging capabilities.
2. Pairing with Your Device
- Ensure the earbuds are in the charging case and the case has power.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), go to Bluetooth settings and turn Bluetooth on.
- Look for "EUQQ Q16 Pro" or a similar name in the list of available devices and select it to connect.
- Once connected, you will hear an audible confirmation, and the device will show the headphones as paired.

Image: Depiction of the Bluetooth 5.4 technology ensuring stable and efficient wireless connectivity.
3. How to Wear Your Headphones
The EUQQ Ultra Open-Ear Headphones are designed to rest comfortably over your ear, providing a secure fit without entering the ear canal.
- Identify the left (L) and right (R) earbuds.
- Gently place the earbud over your ear, ensuring the speaker portion is positioned just outside your ear canal.
- Adjust the ear hook to fit snugly and securely around the back of your ear.

Image: Step-by-step guide on how to properly wear the open-ear headphones for optimal comfort and sound.
Operating Instructions
Earbud Touch Controls:
The earbuds feature touch-sensitive areas for easy control of music and calls.
| Action | Function |
|---|---|
| Single Tap (L/R) | Play/Pause music, Answer/End call |
| Double Tap (L) | Previous Track |
| Double Tap (R) | Next Track |
| Triple Tap (L/R) | Activate Voice Assistant |
| Long Press (L/R) | Reject Call |
Smart Charging Case Functions:
The charging case features an LCD touch screen that provides additional controls and information.
- Equalizer Settings: Adjust audio profiles directly from the screen.
- Playback Control: Manage music playback without needing your phone.
- Timers: Set sleep timers or other timed functions.
- "Find My Earphone": Utilize this feature to locate misplaced earbuds.
- Customizable Interface: Change wallpapers and brightness settings for a personalized experience.
- Battery Status: View the battery levels of both earbuds and the case.

Image: The "Next-Level Touch Smart Case" showcasing its intuitive touchscreen interface and multiple features.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your EUQQ Ultra Open-Ear Headphones.
- Cleaning: Use a soft, dry, lint-free cloth to wipe the earbuds and charging case. Do not use abrasive cleaners or solvents.
- Water Resistance: The headphones are IP68 rated, meaning they are resistant to dust and can withstand immersion in water up to 1.5 meters for 30 minutes. However, avoid prolonged exposure to water and do not use them for swimming or diving. Ensure they are dry before charging.
- 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.
- Battery Care: To preserve battery life, avoid fully discharging the battery frequently. Charge them regularly, even if not in constant use.
Troubleshooting
If you encounter any issues with your EUQQ Ultra Open-Ear Headphones, refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| Headphones won't turn on/charge | Ensure the charging cable is securely connected to both the case and a power source. Check if the power source is active. Clean the charging contacts on both the earbuds and the case. |
| Cannot pair with device | Make sure Bluetooth is enabled on your device. Ensure the earbuds are in pairing mode (open the case). Try forgetting the device in your phone's Bluetooth settings and re-pairing. Move closer to your device. |
| No sound or low volume | Check the volume levels on both your device and the headphones. Ensure the headphones are properly connected. Try playing different audio sources. |
| Intermittent connection/audio drops | Move closer to your connected device. Avoid environments with strong Wi-Fi or other wireless interference. Ensure no physical obstructions are between the headphones and your device. |
| Smart case screen unresponsive | Ensure the case is charged. Try restarting the case by closing and reopening it, or by connecting it to power. |
If the problem persists after trying these solutions, please contact EUQQ customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model Name | Q16Pro-Black |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Bluetooth Range | 15 Meters |
| Ear Placement | Open Ear |
| Driver Size | 15mm Dynamic Driver |
| Frequency Range | 20 Hz to 20,000 Hz |
| Control Type | Touch Control |
| Single Charge Playtime | Up to 8 hours |
| Total Playtime (with case) | Up to 80 hours |
| Water Resistance Rating | IP68 |
| Item Weight (earbuds) | 8g per earbud |
| Power Source | 2 Lithium Polymer batteries (included) |
Warranty and Support
EUQQ stands behind the quality of its products. For warranty information and customer support, please refer to the warranty card included in your product packaging or visit the official EUQQ website. If you require assistance with setup, operation, or troubleshooting that is not covered in this manual, please do not hesitate to contact our customer service team.
Contact Information:
- Please refer to the EUQQ official website or your purchase documentation for the most current contact details.
Official Product Video
Video: An official product video demonstrating the features and usage of the EUQQ Ultra Open-Ear Headphones.




