Sensor:
Accelerometer, Ambient Light, Distance Sensor or Face ID, accelerometer, gyro, proximity, compass, barometer / Siri natural language commands and dictation
Battery Type:
USB Rechargeable Built-in Battery
Model Compatibility:
for Devices with Bluetooth
Battery Capacity:
Earbud battery capacity: 40 mAh (typical capacity), Charging case battery capacity: 500 mAh (typical capacity), Type: Lithium-ion polymer lithium battery