1, AirPods2: a single charge listening time of up to 5 hours, with a charging case to use listening time of more than 24 hours
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2, AirPods3: a single charge listening time of up to 6 hours, with a charging case to use listening time of more than 30 hours
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3, AirPods Pro: a single charge listening time of up to 4.5 hours, with a charging case to use listening time of more than 24 hours