Model: H4MAX
Key Features and Specifications

Bluetooth Calling: Supports hands-free Bluetooth calling.

Music Control: Allows you to control your smartphone's music playback.

Memory: Comes with 192KB of RAM and 128MB of ROM (expandable with external flash storage).

Health Monitoring: Includes features such as step tracking, sleep monitoring, dynamic heart rate monitoring, real-time blood oxygen monitoring, blood pressure monitoring, sedentary reminders, and hydration reminders.

Fitness Tracking: Records your exercise steps, distance, calorie consumption, and offers multiple sports modes.

Battery Life: Offers a standby time of approximately 3-5 days in normal usage conditions.

Additional Features:

Pedometer
Multiple sports modes
Accurate heart rate monitoring
Blood pressure measurement
Real-time blood oxygen monitoring
Sleep tracking
Sedentary reminders
Call notifications
Message notifications
Stopwatch
Music control
Bluetooth music playback
Camera control
Anti-loss feature
Alarm clock
Weather updates
App watch faces
Over-the-air (OTA) updates
Voice assistant
Customizable buttons
NFC access control
Vertical and horizontal screen display during charging
SOS function
GPS exercise tracking
Women's health tracking
Cellular signal strength indicator with expanded functionality.
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