Apple announces AirPods 4 with noise cancellation and better sound Circuit BreakerApple reveals revamped AirPods lineup Yahoo FinanceApple Looks to Revive Sluggish Wearables Unit With New Devices BloombergApple AirPods Max 2: Last Minute Report Claims New Headphones Incoming ForbesAirPods 4 have a new design and an ANC upgrade option Engadget