soundcore K20i 半入耳式真無線藍牙耳機

soundcore K20i 是一款半入耳式藍牙耳機，提供長達36小時續航力，支持AI降噪和22種EQ設定，适合长时间佩戴。

• The description claims that the earphones provide clear sound with a 13mm driver unit and BassUp technology.
• The description claims that the earphones have an IPX5 waterproof rating.
• The description claims that the earphones offer up to 6 hours of playback on a single charge and 36 hours with the charging case.
• The description claims that the earphones support fast charging, providing 2 hours of playtime after 10 minutes of charging.