1. Introduction
Thank you for choosing the JOYWISE U8 Pro Bluetooth Wireless Headphones. These headphones are designed to provide a high-quality audio experience with features tailored for active lifestyles. With advanced sound isolation, spatial audio support, and a durable waterproof design, your U8 Pro headphones are ready for any activity.
2. What's in the Box
- JOYWISE U8 Pro Bluetooth Wireless Headphones
- USB-C Charging Cable
- Portable Carrying Case with Carabiner
- Multiple Sizes of Eartips (S, M, L)
- Cable Clip for Neckband Adjustment
- User Manual

3. Product Overview
Key Features
- Sound Isolation Technology: Built-in CVC 8.0 chip for maximum noise reduction and immersive sound.
- Stereo Surrounding Sound: 11mm dynamic drivers deliver spatial audio for rich bass, mellow mid-range, and clear treble.
- Extended Playtime: Up to 16 hours of playback on a full charge, with 250 hours of standby time.
- IPX7 Waterproof: Highly sealed shell and nano-coating technology protect against sweat and light rain.
- Easy Control: Physical buttons for music tracks and phone calls without needing to access your device.
- Dual Connection: Connects to two devices simultaneously using Bluetooth 5.3.
- Lightweight and Comfortable: Ergonomic ear hook design and customized eartips ensure a steady and comfortable fit.

4. Setup
4.1 Charging the Headphones
Before first use, fully charge your JOYWISE U8 Pro headphones. The headphones feature a USB-C charging port.
- Connect the provided USB-C charging cable to the charging port on the headphones.
- Connect the other end of the cable to a USB power source (e.g., computer, wall adapter).
- A full charge takes approximately 1.5 hours.
- The battery status will be displayed on your connected phone screen.

4.2 Pairing with a Bluetooth Device
The JOYWISE U8 Pro headphones utilize Bluetooth 5.3 technology for stable and efficient connection.
- Ensure the headphones are charged and powered off.
- Press and hold the Power button on the headphones for approximately 3 seconds until the LED indicator flashes, indicating pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "U8 Pro" from the list of available devices to connect.
- Once connected, the LED indicator will stop flashing and remain solid.

Dual Connection: The headphones support simultaneous connection to two devices. After pairing with the first device, disable Bluetooth on that device, then pair with the second device. Re-enable Bluetooth on the first device, and the headphones should connect to both.
4.3 Wearing the Headphones
For optimal comfort and sound quality, choose the correct eartip size and adjust the ear hooks.
- Select the eartips that best fit your ear canal from the provided options.
- Place the earbud into your ear and gently wrap the ear hook around the back of your ear.
- Adjust the soft silicone ear hooks for a comfortable and secure fit.
- Use the included wire clamp to adjust the length of the neckband for a snug fit, preventing movement during activity.

5. Operating Instructions
5.1 Basic Controls
The headphones feature physical buttons for easy control of music and calls.

- Power ON/OFF: Hold the Power button for 3 seconds.
- Play/Pause Music: Single tap the Power button.
- Next Song: Hold the '+' button for 2 seconds.
- Previous Song: Hold the '-' button for 2 seconds.
- Volume Up: Single tap the '+' button.
- Volume Down: Single tap the '-' button.
- Activate Siri/Voice Assistant: Double tap the Power button.
5.2 Phone Call Management
- Answer Call: Single tap the Power button when an incoming call is received.
- Reject Call: Hold the Power button for 1 second when an incoming call is received.
- End Call: Single tap the Power button during a call.
- The built-in microphone ensures clear communication, and you will receive voice notifications for incoming calls.
6. Maintenance
The JOYWISE U8 Pro headphones are designed for durability and active use.
- IPX7 Waterproof: The headphones are protected against sweat and light rain, making them suitable for workouts and outdoor activities. Avoid submerging them in water.
- Cleaning: Wipe the headphones with a soft, dry cloth after each use, especially after intense workouts, to remove sweat and debris.
- Storage: Store the headphones in the provided carrying case when not in use to protect them from dust and damage.
- Avoid Extreme Temperatures: Do not expose the headphones to extreme heat or cold, as this can affect battery life and overall performance.

7. Troubleshooting
If you encounter any issues with your headphones, please refer to the following common solutions:
- Cannot Power On: Ensure the headphones are fully charged.
- Cannot Pair: Make sure the headphones are in pairing mode (LED flashing) and within range of your device. Disable and re-enable Bluetooth on your device.
- No Sound: Check the volume levels on both the headphones and your connected device. Ensure the headphones are properly paired.
- Intermittent Connection: Move closer to your device and away from potential interference sources (e.g., Wi-Fi routers, other Bluetooth devices).
- Poor Call Quality: Ensure the microphone is not obstructed. Check your device's network signal.
For further assistance, please contact customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Model Name | U8 Pro |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Bluetooth Range | Up to 30 feet (open space), 10 feet (with obstacles) |
| Battery Life (Playtime) | Up to 16 Hours |
| Standby Time | 250 Hours |
| Charging Time | 1.5 Hours |
| Water Resistance Level | IPX7 Waterproof |
| Noise Control | Sound Isolation (CVC 8.0) |
| Audio Driver Size | 11 Millimeters |
| Control Type | Physical Buttons (Touch Control, Voice) |
| Ear Placement | In Ear with Ear Hooks |
| Item Weight | 3.2 ounces |

9. Warranty & Support
Your JOYWISE U8 Pro Bluetooth Wireless Headphones come with a 1-year warranty from the date of purchase.
For warranty claims, technical support, or any questions regarding your product, please contact JOYWISE customer service through the retailer where you purchased the product or visit the official JOYWISE website.
10. Official Product Videos
JOYWISE U8 Pro Bluetooth Wireless Earbuds
Video: An official overview of the JOYWISE U8 Pro Bluetooth Wireless Earbuds, highlighting their features and design.

