Flexible ends so that the seeds fit comfortably and stably all day,A unique acoustic platform for dynamic, balanced sound,Surround sound with dynamic head position capture will engulf you while listening to music, watching movies and playing games,Active Noise Canceling (ANC) dynamically adapts to the environment and blocks external noise,When you need to perceive the world around you, you can easily switch to throughput mode,Apple H1 chip for automatic device switching, audio sharing and "Hey Siri",Sweat and water resistant stones (according to IPX4 specification),Up to 6 hours listening (up to 24 hours in conjunction with charging case),A pair of beam-shaping microphones for high-quality voice recording and interaction with the voice assistant,