What is the battery capacity of Ear (2)? March 22, 2023 15:59 Updated The earbud has a 33mAh battery and the case has a 485mAh battery. Related articles What is the battery life of Ear (2)? Does Ear (2) support wireless charging? What does the colour of the charging case indicator mean? How can I check the battery level? How long does it take to charge the case?