Apple’s service program explains that the issue affects a small percentage of AirPods Pro units manufactured before October 2020. Owners of a faulty pair of earphones will experience either crackling or static sounds which increase while exercising, talking on the phone, or in loud environments. Other problems may be present... https://www.techspot.com/news/87390-apple-confirms-sound-problems-launches-airpods-pro-service.html?utm_source=dlvr.it&utm_medium=blogger