Calibre E4

Capacity: 440 mAh Autonomy: A full day including multiple hours of sport session Charging time: 100% in 1h30 Charger: 4 pins with LED indicators Heartrate monitor: Heart rate, Compass, Accelerometer, Gyroscope, NFC, Microphone, Barometer, Ambient Light Operating system: Wear OS by Google Compatibility: Android 6.0 + (excluding Go edition) / iOS 13.0 + Pre-Installed apps: TAG Heuer Wellness, TAG Heuer Golf, TAG Heuer Sports (Running, Cycling, Fitness, Swimming, other sports) Connectivity: Wifi, SAR: 0.014 W/kg , Bluetooth 5.0 SAR: 0.9390 W/kg Chipset CPU Clock Speed: Up to 1.7 GHz CPU Cores: 4x ARM Cortex A53 CPU Architecture: 64-bit