Charging time*: 1.5H (earbuds) / 2H (earbuds + charging case) Charging input (charging case): 5V ⎓ 1A Charging output (charging case to earbuds): 5V ⎓ 0.2A Charging port: USB Type-C * The above specifications were obtained based on tests performed in OPPO laboratories. Charging times were tested in OPPO laboratories at a temperature of 25°C using an OPPO standard charger. The actual results may differ slightly depending on environmental factors and the charger used.