Charger Type:
Fast charging 20W, 50% in 30 min (advertised), USB Power Delivery 2.0, MagSafe wireless charging 15W, Qi magnetic fast wireless charging 7.5W
Material:
Memory Cable + Metal Cavity + Liquid Silicon
Battery Capacity:
Earbud battery capacity: 40 mAh (typical capacity), Charging case battery capacity: 500 mAh (typical capacity), Type: Lithium-ion polymer lithium battery