Operating System: Powered with Wear OS by Google Compatibility: Michael Kors Access works with phones running the latest version of Android™ (excluding Go edition and phones without Google Play Store) or iOS. Supported features may vary between platforms and countries with compatibility subject to change. Processor: Qualcomm® Snapdragon™ Wear 4100+ Memory: 1 GB RAM, 8GB Storage Display: 3.2 cm Color AMOLED / 416 x 416 / 326ppi Input: 2 Additional Push Buttons (configurable), Rotating Home Button, Touchscreen, Voice Sound/Actuator: Loudspeaker, Microphone, Vibration Connectivity: Bluetooth 5.0 LE, GPS, NFC SE, WiFi Sensors: Accelerometer, Altimeter, Ambient Light, Compass, Gyroscope, Off-body IR, PPG Heart Rate, SPO2 Battery: 24 Hr + multi day Extended Mode **Varies based on usage and after updates install**. USB data cable with magnetic dock snaps to split rings on watch caseback and spins 360 degrees for ease of use. Approximately half an hour to reach 80%. Case Water Resistance: 3 ATM
