1. Introducció
Welcome to the CNBRO Smart Ring user manual. This guide provides detailed instructions on how to set up, operate, and maintain your smart ring. The CNBRO Smart Ring is designed to monitor various health and fitness metrics, including heart rate, blood oxygen saturation, sleep patterns, and daily activity. Please read this manual thoroughly to ensure proper use and to maximize the benefits of your device.
2. Què hi ha a la caixa
Upon opening your CNBRO Smart Ring package, you should find the following items:
- 1x CNBRO Smart Ring
- 1x Ring Box
- 1x Manual d'usuari (aquest document)
- 1x Magnetic Charger

Image: The CNBRO Smart Ring in white, along with its magnetic charger and packaging.
3. Producte acabatview
The CNBRO Smart Ring is a compact and durable wearable device designed for continuous health monitoring. It features a ceramic construction, making it crack, dust, and water resistant. The ring integrates advanced sensors to provide comprehensive data on your well-being.
Característiques principals:
- Vigilància de la salut: Tracks heart rate, blood oxygen saturation (b-oxyg), and sleep patterns.
- Seguiment de l'activitat: Records steps, distance, calories burned, and supports multi-sport modes.
- Disseny durador: Ceramic material offers crack, dust, and water resistance.
- Llarga vida útil de la bateria: Up to 3-5 days of use on a single 0.5-hour charge, with 7 days standby.
- Compatibilitat amb telèfons intel·ligents: Works with Android 6.0+ and iOS 12.0+ via Bluetooth 5.2.

Imatge: Un primer pla view of the black CNBRO Smart Ring, showcasing its internal sensor technology.
4. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | XTJUS-SR02b |
| Marca | CNBRO |
| Dimensions del producte | 0.28 x 0.59 x 0.14 polzades |
| Pes de l'article | 4.9 unces |
| Bateria | 1 bateria de ions de liti (inclosa), 15 mAh |
| Temps de càrrega | Aproximadament 0.5 hores |
| Temps d'ús | 3-5 days (typical use), 7 days (standby) |
| Compatibilitat de sistemes operatius | Android 6.0 i posterior, iOS 12.0 i posterior |
| Tecnologia de connectivitat | Bluetooth 5.2 |
| Característiques especials | Fitness Tracker, Heart Rate Monitor, Blood Oxygen Monitor, Sleep Tracker, Pedometer |
| Material | Ceramic (Crack Resistant, Dust Resistant, Water Resistant) |
5. Guia de configuració
To begin using your CNBRO Smart Ring, follow these steps:
- Carrega l'anell: Before first use, fully charge your smart ring using the provided magnetic charger. Connect the charger to a USB power source. The ring should fully charge in approximately 30 minutes.
- Descarrega l'aplicació: Cerca the official CNBRO Smart Ring application on your smartphone's app store (available for Android 6.0+ and iOS 12.0+). Install the application.
- Crea un compte: Obriu l'aplicació i seguiu les instruccions que apareixen a la pantalla per crear un compte d'usuari nou o iniciar la sessió si ja en teniu un.
- Aparella l'anell:
- Assegureu-vos que el Bluetooth del vostre telèfon intel·ligent estigui activat.
- Open the CNBRO Smart Ring app and navigate to the device pairing section.
- The app will search for nearby smart rings. Select your ring from the list to initiate pairing.
- Follow any additional prompts on the app to complete the pairing process.
- Porta l'anell: Wear the smart ring on your preferred finger. For optimal accuracy, ensure the sensors on the inside of the ring are in good contact with your skin.
6. Instruccions de funcionament
The CNBRO Smart Ring continuously collects data in the background. All data is synchronized with the companion app on your smartphone.
6.1. Monitorització del ritme cardíac
The ring monitors your heart rate throughout the day and night. You can view your current heart rate, daily averages, and historical data within the app. The app can also provide notifications for unusually high or low heart rates, or irregular rhythms.

Image: A graphic depicting the smart ring's ability to capture detailed heartbeat information, showing a heart rate waveform.

Image: A smartphone screen showing the "Heart Health" section of the app, displaying current heart rate (80 BPM) and historical data like minimum, average, and maximum heart rates.
6.2. Blood Oxygen (SpO2) Monitoring
The smart ring provides accurate blood oxygen saturation (SpO2) data. This feature allows you to monitor your oxygen levels, which can be helpful for understanding your respiratory health and overall well-being. Data is accessible through the app.

Image: Two smartphones displaying the CNBRO app interface, showing blood oxygen detection results, with a smart ring in the foreground.
6.3. Seguiment del son
Wear the ring overnight to track your sleep patterns. The app analyzes your sleep stages (light, deep, REM) and provides insights into your sleep quality. You can set sleep goals and routines within the app to improve your sleep hygiene.

Image: A smartphone screen showing detailed sleep analysis from the CNBRO app, including sleep stages, next to a person sleeping peacefully.
6.4. Seguiment d'activitat
The smart ring functions as a pedometer and activity tracker, recording your steps, distance traveled, and calories burned. It supports various multi-sport modes, allowing you to monitor specific activities and set exercise goals. Real-time data, such as heart rate zones during workouts, is available in the app.

Image: A graphic illustrating "Comfortable Activity" with various icons representing different sports and activities surrounding a smart ring.
6.5. Remote Control Photography
The smart ring may offer a remote control photography feature, allowing you to trigger your smartphone camera remotely. Refer to the app's settings for activation and usage instructions for this specific function.
7. Càrrega i durada de la bateria
Your CNBRO Smart Ring is equipped with a 15mAh Lithium Ion battery. It charges quickly and offers extended use.
- Temps de càrrega: Approximately 0.5 hours (30 minutes) for a full charge.
- Durada d'ús: 3 to 5 days of typical use.
- Temps d'espera: Fins a 7 dies.
To charge, simply place the ring onto the provided magnetic charger, ensuring the charging contacts align. Connect the USB end of the charger to a standard USB power adapter or computer port.
8. Manteniment
To ensure the longevity and optimal performance of your CNBRO Smart Ring, follow these maintenance guidelines:
- Neteja: Wipe the ring regularly with a soft, dry, or slightly damp cloth. Avoid using harsh chemicals, abrasive materials, or strong detergents, as these can damage the ceramic finish and sensors.
- Resistència a l'aigua: The ring is water resistant. However, it is not recommended for prolonged submersion or high-pressure water activities like diving. Dry the ring thoroughly after exposure to water.
- Emmagatzematge: When not in use, store the ring in its box or a safe place to prevent scratches or damage.
- Eviteu temperatures extremes: Do not expose the ring to extreme hot or cold temperatures, as this can affect battery life and electronic components.
9. Solució De Problemes
If you encounter issues with your CNBRO Smart Ring, try the following solutions:
- Ring Not Connecting to App:
- Assegureu-vos que el Bluetooth estigui habilitat al vostre telèfon intel·ligent.
- Comproveu si l'anell està carregat.
- Restart both your smartphone and the smart ring (if applicable, by placing it on the charger for a moment).
- Try unpairing and re-pairing the device in the app's settings.
- Lectures inexactes:
- Ensure the ring is worn snugly on your finger, with the sensors making good contact with your skin.
- Netegeu els sensors de l'interior de l'anell.
- Eviteu portar l'anell massa fluix o massa ajustat.
- Durada de la bateria curta:
- Ensure the ring is fully charged each time.
- Background app usage and frequent data synchronization can affect battery life.
- Les temperatures extremes poden reduir el rendiment de la bateria.
- L'aplicació es bloqueja o es congela:
- Assegureu-vos que la vostra aplicació estigui actualitzada a la darrera versió.
- Clear the app's cache on your smartphone.
- Reinicieu el vostre telèfon intel·ligent.
10. Garantia i Suport
For any questions, technical support, or warranty claims, please contact the manufacturer or seller directly.
Contacte amb l'assistència:
If you purchased your product through Amazon, you can typically reach support by following these steps:
- Go to your Amazon account and click on "Orders" a l'extrem superior dret de la pàgina.
- Locate your CNBRO Smart Ring order.
- Feu clic a "Sold by Fusong US" (or the relevant seller name) below the product name on the order page.
- Click the yellow button "Ask a question".
- Seleccioneu "I need assistance with an order I placed", then click the yellow button "Write message" per enviar un correu electrònic.
Support typically responds within 24 hours.