Marsyu B0GJZN47Z2

Marsyu AI-GPT Smartwatch User Manual

Model: B0GJZN47Z2 | Brand: Marsyu

Introduction

Thank you for choosing the Marsyu AI-GPT Smartwatch. This manual provides essential information for setting up, operating, and maintaining your device. Please read it carefully to ensure optimal performance and a complete understanding of its features.

Marsyu AI-GPT Smartwatch in silver with a mesh band

The Marsyu AI-GPT Smartwatch, featuring a 1.32-inch AMOLED display and a sleek silver design.

Setup

Package Contents

Ensure all items are present in the package:

  • Marsyu AI-GPT Smartwatch
  • Charging Cable
  • User Manual (this document)
Smartwatch package contents and dimensions

Illustration of the smartwatch dimensions (41mm diameter, 9mm thickness, 120-220mm strap) and typical package contents including the smartwatch, charging cable, and user guide.

Charging the Smartwatch

Before first use, fully charge your smartwatch. Connect the charging cable to the charging port on the back of the watch and to a USB power source. A full charge typically takes about 2 hours.

App Installation and Bluetooth Connection

To unlock all features, connect your smartwatch to your smartphone via the 'G Band' app.

  1. Activate Bluetooth on your smartphone.
  2. Open the Google Play Store (Android) or App Store (iOS), search for and install the 'G Band' app.
  3. Open the 'G Band' app and follow the on-screen instructions to scan the QR code on your smartwatch (if available) or manually search for 'ET491' to pair.
  4. Confirm any access authorizations requested by the app to complete the pairing process.
G Band App and Bluetooth connection steps

Visual guide for installing the G Band app and connecting your smartwatch via Bluetooth.

Operating the Smartwatch

Basic Navigation

  • Touchscreen: Swipe left, right, up, or down to navigate through menus and features. Tap to select.
  • Rotating Crown: Rotate the crown to scroll through menus and watch faces. Press the crown to return to the home screen or confirm selections.
  • Side Button (ECG): Press the dedicated side button to initiate an ECG measurement.

Video demonstrating the functional rotating crown for menu scrolling and watch face changes, along with the ECG button and various health monitoring features.

Custom Watch Faces and Always-On Display

Personalize your smartwatch with over 150 watch faces available through the app, including AI-generated and DIY options. The 1.32-inch AMOLED screen supports an Always-On Display feature, showing the time continuously without needing to activate the screen.

Custom watch faces and AI generation

Explore a wide range of customizable watch faces, including AI-generated designs, to match your personal style.

Always-on AMOLED display

The AMOLED display features an Always-On mode, allowing continuous time visibility in both digital and analog formats.

Communication Features

  • Bluetooth Calls: Make and receive calls directly from your wrist using the integrated microphone and speaker.
  • Notifications: Receive timely notifications for calls, messages, and app alerts from your smartphone.
  • AI Smart Q&A / Voice Assistant: Use the built-in AI voice assistant to get answers to questions, check weather, news, and control device functions with voice commands.
AI Q&A and intelligent voice assistant

Interact with the smartwatch's AI Q&A and intelligent voice assistant for quick information and device control.

Bluetooth 5.4 calls and push notifications

Stay connected with Bluetooth 5.4 for hands-free calls and receive push notifications directly on your smartwatch.

Other Functions

The smartwatch includes various utility features:

  • Camera Remote Control
  • Weather Forecast
  • Calendar
  • Music Playback and Control
  • Sedentary Reminder
  • Alarm Clock
  • Games
  • Flashlight
  • Water Drainage Mode
  • Calculator
  • Find Phone function
  • SOS Emergency Alarm (long press main button)
Various smartwatch utility functions

Overview of additional smartwatch features including camera remote, weather, calendar, music control, and more.

Video showcasing various features of the 2026 AI-GPT Smartwatch, including health monitoring, call functions, workout modes, and AI Q&A.

Health Monitoring

The Marsyu AI-GPT Smartwatch offers comprehensive health monitoring features. Note: This product is not a medical device. Measurement data is for reference only.

ECG Monitoring

Perform an ECG measurement with a single touch. The watch provides real-time waveform display and smart risk analysis. To measure:

  1. Rest your arm on a table. Remain calm, breathe regularly, and avoid talking.
  2. Position the watch on your wrist with the dial facing up (left wrist recommended for optimal results).
  3. Lightly touch the electrode button with your right finger. Keep your finger in contact for 30 seconds to complete the measurement.
ECG measurement instructions and results

Detailed instructions for performing an ECG measurement and viewing the results on the smartwatch and companion app.

Heart Rate and Blood Oxygen (SpO2) Monitoring

The smartwatch continuously monitors your heart rate and blood oxygen levels, providing real-time data and alerts for potential anomalies.

Heart rate monitoring during exercise

Real-time heart rate monitoring provides insights into your cardiovascular health during activity and rest.

Blood oxygen monitoring during hiking

Monitor your blood oxygen levels (SpO2) in real-time, crucial for respiratory safety and overall well-being.

Blood Pressure and Body Temperature

Quickly check your blood pressure and body temperature with a single touch on the watch interface.

Sleep Monitoring

The smartwatch provides 24/7 scientific sleep monitoring, tracking light and deep sleep stages to help you improve your sleep habits.

Multidimensional sleep monitoring

Detailed sleep monitoring tracks sleep stages and quality, providing insights for better rest.

Women's Health Tracking

The Women's Health Guardian feature accurately monitors menstrual and ovulation periods, offering personalized health risk warnings and support.

Women's health guardian feature

The Women's Health Guardian feature provides accurate tracking of menstrual and ovulation cycles.

Body Composition and Blood Component Analysis

Monitor your Body Mass Index (BMI), body fat, muscle mass, and analyze blood components like Uric Acid, Total Cholesterol, and Triglycerides for a comprehensive health overview.

BMI monitoring and body composition

Monitor your BMI and body composition to stay informed about your health and fitness.

Blood component analysis

Advanced sensors analyze blood components such as Uric Acid, Total Cholesterol, and Triglycerides for a deeper understanding of your health.

Stress, Fatigue, HRV, and MET Functions

The smartwatch assesses your stress levels, fatigue, Heart Rate Variability (HRV), and Metabolic Equivalent of Task (MET) to help you manage your energy and well-being. Breathing exercises are also available to promote relaxation.

Emotion and fatigue assessment

The smartwatch provides instant assessment of emotions and fatigue, helping you manage your energy levels.

MET, HRV, and breathing training functions

Utilize MET to quantify exercise intensity, HRV to monitor stress, and breathing exercises for mental and physical balance.

Fitness Tracking

Sports Modes

The smartwatch supports over 100 sports modes, providing intelligent analysis of steps, intensity, and calorie consumption for efficient and personalized training.

100+ workout modes

Access over 100 workout modes for scientific and personalized training, tracking steps, intensity, and calories.

Daily Activity Monitoring

Track your daily activity with three rings displaying steps, calories burned, and distance covered, motivating you to stay active.

Daily activity monitoring with three rings

Monitor your daily activity with visual rings for steps, calories, and distance, encouraging a healthy lifestyle.

Maintenance

Water Resistance (IP68)

The smartwatch is IP68 water-resistant, meaning it can withstand hand washing and rain. However, it is not suitable for sauna, immersion, or swimming. Avoid exposing the watch to hot water or steam.

IP68 water resistance and battery life

Information on IP68 water resistance for daily use (hand washing, rain) and limitations (no swimming, immersion, sauna). Also shows battery life details.

Battery Life

The smartwatch features a 250 mAh lithium-ion battery, providing 5-7 days of typical daily use and over 20 days of standby time on a single 2-hour charge.

Cleaning

Wipe the watch and strap regularly with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.

Troubleshooting

If you encounter issues with your smartwatch, please refer to the following common solutions:

  • Device not turning on: Ensure the watch is fully charged. Connect it to the charger for at least 30 minutes.
  • Cannot pair with phone: Make sure Bluetooth is enabled on your phone and the 'G Band' app is installed and open. Ensure the watch is within Bluetooth range. Try restarting both the watch and your phone.
  • Inaccurate health readings: Ensure the watch is worn snugly on your wrist, not too tight or too loose. Keep the sensor clean. Remember that readings are for reference only and not for medical diagnosis.
  • Notifications not appearing: Check app permissions on your phone to ensure the 'G Band' app has access to notifications. Verify that notifications are enabled within the smartwatch settings.

For further assistance, please contact customer support.

Specifications

BrandMarsyu
Model NumberB0GJZN47Z2
Operating SystemAndroid Wear OS
Screen Size1.32 Inches
Screen TypeAMOLED
Resolution466 x 466
Connectivity TechnologyBluetooth
Wireless Communication StandardBluetooth
Battery Capacity250 Milliamper-hour (mAh)
Battery CompositionLithium Ion
Memory Capacity128 MB
Water Resistance LevelMoisture Resistant (IP68)
Band Material TypeSilicone
ColorSilver

Warranty and Support

Warranty Information

Specific warranty details are typically provided with your purchase documentation. Please refer to the information included in your product packaging or contact the seller for warranty terms.

Customer Support

If you encounter any problems during the use of your smartwatch that you cannot resolve, please contact us. We aim to respond within one day and assist you in resolving your issue.

You can typically find contact information for Marsyu customer support on the official brand website or through your purchase platform.

© 2026 Marsyu. All rights reserved.

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