- H2 chip - U2 chip in MagSafe Charging Case - Up to 4x more Active Noise Cancellation - Up to 8 hours of listening time - Up to 24 hours of listening time (charging case) - Heart rate sensor for workouts - Size and weight: Earbuds: 30.9 x 19.2 x 27.0 (mm)5.55g Case: 47.2 x 62.2 x 21.8 (mm); 43.99g
