Charger Type:
Built-in rechargeable lithium-ion battery MagSafe wireless charging up to 15W15 Qi wireless charging up to 7.5W15
Special Features:
Real-time ECG Monitoring, Body Composition, Supports Google Mobile Services or Up to 6 Hours Listening Time, Spatial Audio, Skin-detect Sensor
Battery Capacity:
Earbud battery capacity: 40 mAh (typical capacity), Charging case battery capacity: 500 mAh (typical capacity), Type: Lithium-ion polymer lithium battery