Xiaomi S4 BT Calling Smart Watch

Xiaomi S4 BT Calling Smart Watch – Style Meets Smart Performance

The Xiaomi S4 BT Calling Smart Watch is a versatile companion designed for people who want performance, elegance, and smart connectivity all in one device. Whether you’re a fitness lover, tech enthusiast, or a busy professional, this smartwatch is engineered to deliver outstanding utility with a premium touch.The watch boasts a vivid 1.43-inch AMOLED display with a resolution of 466 x 466 pixels and a 60Hz refresh rate, offering smooth visuals and excellent readability. With a peak brightness of 1500 nits, the screen remains visible even in direct sunlight, ensuring you never miss a notification.Designed to go the distance, the 486mAh battery provides up to 15 days of typical usage on a single charge. Thanks to the magnetic 2-pin charging dock, recharging is hassle-free, and a quick 5-minute charge can power the watch for up to 2 days—ideal for life on the go.The Xiaomi S4 is more than just a timepiece—it’s a complete health and fitness tracker. It comes with an array of sensors including heart rate, SpO2, accelerometer, gyroscope, ambient light sensor, barometer, compass, and hall sensor. These features help you track sleep, workouts, stress, and more with impressive accuracy.Powered by Xiaomi’s HyperOS 2, this smartwatch offers a seamless and intuitive user experience. It's compatible with Android 8.0 and iOS 14.0 or newer, ensuring broad smartphone compatibility. The watch supports Bluetooth 5.3 for faster and more stable connections and includes dual-band GPS that works across 5 satellite systems for highly accurate location tracking.Constructed with a durable aluminum alloy frame and weighing just 44.5g, it’s light enough for all-day wear. With 5ATM water resistance, it can withstand swimming, showers, and sweat—making it perfect for everyday life and active users alike.