Question: what is the difference between series 1 and series 2 airpods?
Answer: A better phone call experience Thanks to the H1 chip, AirPods 2 has longer support for talk time than its predecessor. Apple notes up to 50% more, though lists talk time as three hours (AirPods 1 has two hours of talk time). ... Apple also improved the audio and voice quality of the second-generation AirPods.