1. Introduction
This manual provides detailed instructions for the KORONA Wearbuds Watch 2 (Model W28), a smartwatch integrated with wireless earbuds. This device combines fitness tracking, heart rate monitoring, call management, music playback, and sleep monitoring functionalities. Please read this manual thoroughly before using the product to ensure proper operation and to maximize your user experience.

Figure 1: KORONA Wearbuds Watch 2 Smartwatch with Wireless Earbuds.
2. Package Contents
Ensure all items are present in the package:
- KORONA Wearbuds Watch 2 (Model W28) Smartwatch
- Integrated Wireless Earbuds (2 units)
- Charging Cable
- User Manual (this document)
3. Product Overview
The KORONA Wearbuds Watch 2 is designed for convenience and functionality, integrating a smartwatch with wireless earbuds. Key features include:
- Large, high-brightness display for optimal readability.
- Integrated wireless earbuds with graphene-augmented drivers for high-fidelity audio.
- 32GB local storage for music playback.
- Heart rate monitoring.
- Multiple sports modes.
- Call answering and notification display.
- IPX6 waterproof rating.
- Bluetooth 5.1 connectivity.

Figure 2: KORONA Wearbuds Watch 2 on wrist, highlighting key features.

Figure 3: Detailed view of smartwatch features.
4. Setup
4.1 Charging the Device
Before first use, fully charge the KORONA Wearbuds Watch 2. Connect the provided charging cable to the charging port on the watch and a USB power adapter (not included). The watch display will indicate charging status.
4.2 App Installation and Pairing
To unlock full functionality, download and install the companion application on your smartphone. Refer to the watch display or packaging for the correct app name or QR code. Follow these steps:
- Scan the QR code or search for the app in your smartphone's app store.
- Install the application.
- Open the app and create an account or log in.
- Enable Bluetooth on your smartphone.
- In the app, follow the instructions to search for and pair with your KORONA Wearbuds Watch 2.
- Confirm the pairing request on both your watch and smartphone.
Note: An external YouTube video demonstrating the user manual is available at: https://www.youtube.com/watch?v=M_HpVI21_M0. You can also search for "w28 wearbuds watch" on YouTube.
4.3 Earbuds Pairing
The earbuds are pre-paired with the watch. To use them with another device, remove them from the watch and initiate Bluetooth pairing on your desired device. The earbuds will appear as a discoverable Bluetooth device.
5. Operating Instructions
5.1 Smartwatch Navigation
The smartwatch features a touch-sensitive display. Swipe left, right, up, or down to navigate through menus and functions. Tap to select items.
5.2 Call Management
When connected to your smartphone, the watch can display incoming call notifications. You can answer or reject calls directly from your wrist using the integrated earbuds or the watch's speaker/microphone.
5.3 Music Playback and Storage
The watch has 32GB of internal storage for music. Connect the watch to a computer via the charging cable to transfer music files. Once transferred, you can play music directly from the watch using the integrated earbuds.

Figure 4: Watch in USB Drive Mode for music transfer.
5.4 Fitness Tracking and Sports Modes
The watch monitors various fitness metrics including heart rate, steps, and sleep. Access the "Sports Modes" menu to select from a variety of activities such as outdoor running, indoor walking, hiking, cycling, and more. The watch will track relevant data for your chosen activity.

Figure 5: Smartwatch displaying multiple sports modes.

Figure 6: Detailed view of available sports modes.
5.5 Notifications and Other Functions
Receive notifications for messages, social media alerts, and other app updates directly on your watch. Additional functions include weather display, alarm clock, countdown timer, and remote camera control.

Figure 7: Smartwatch displaying additional functions.
5.6 Using the Earbuds
The earbuds are ergonomically designed for a comfortable fit. Simply remove them from the watch to use. They automatically connect to the watch for audio playback or calls. Touch controls on the earbuds allow for play/pause, skipping tracks, and answering/ending calls.

Figure 8: KORONA Wearbuds Watch 2 earbuds design.
5.7 Device Connectivity
The KORONA Wearbuds Watch 2 maintains a stable Bluetooth connection with your smartphone, enabling seamless data synchronization, notification delivery, and remote control functions. Ensure your phone's Bluetooth is active and the companion app is running in the background for optimal performance.

Figure 9: Smartwatch interacting with a smartphone.
6. Maintenance
6.1 Cleaning
Wipe the watch and earbuds with a soft, dry, lint-free cloth. For stubborn dirt, slightly dampen the cloth with water. Avoid using harsh chemicals or abrasive materials.
6.2 Water Resistance (IPX6)
The KORONA Wearbuds Watch 2 has an IPX6 waterproof rating, meaning it is protected against high-pressure water jets from any direction. It is suitable for daily use, such as washing hands or light rain. It is not suitable for swimming, showering, or diving.

Figure 10: Watch demonstrating water resistance.

Figure 11: Watch being worn in light water exposure.
6.3 Storage
Store the device in a cool, dry place away from direct sunlight and extreme temperatures when not in use for extended periods.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Watch does not turn on. | Low battery. | Charge the watch for at least 30 minutes. |
| Cannot pair with smartphone. | Bluetooth is off; app not installed; watch not in pairing mode. | Ensure Bluetooth is enabled, the app is installed, and the watch is discoverable. Restart both devices. |
| Earbuds not producing sound. | Earbuds not properly seated; low earbud battery; not connected to watch/device. | Ensure earbuds are fully charged and correctly placed in the watch. Check Bluetooth connection. |
| Incorrect time/date. | Not synced with phone. | Ensure the watch is properly connected to the companion app on your smartphone. |
| Notifications not appearing. | App permissions not granted; Bluetooth disconnected. | Check app notification permissions on your phone. Ensure Bluetooth connection is stable. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | W28 |
| Brand | Generic (Manufactured by KORONA) |
| Operating System | Wear OS |
| Memory Storage Capacity | 32 GB |
| Connectivity Technology | Wireless (Bluetooth 5.1) |
| Special Features | Heart Rate Monitor, Music Player, Notifications, Phone Call |
| Water Resistance | IPX6 |
| Item Weight | 0.02 Kilograms (0.634 ounces) |
| Package Dimensions | 4.65 x 4.61 x 2.83 inches |
| GPS | No GPS |
| Shape | Round |
9. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or contact the manufacturer, KORONA, directly. Protection plans are available for purchase separately.
- Return Policy: 30-day refund/replacement policy from the date of purchase.
- Manufacturer: KORONA
- Seller: korona store
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