Custom acoustic platform delivers powerful, balanced sound,Active Noise Cancelling (ANC) blocks external noise for immersive listening,Easily switch to Transparency mode to hear the world around you,Simple one-touch pairing for both Apple and Android devices,High-quality call performance and voice assistant interaction via dual beamforming mics, IPX4-rated sweat and water resistant wireless earbuds, Three soft eartip sizes for a stable and comfortable fit while ensuring an optimal acoustic seal,Up to 8 hours of listening time1 (up to 24 hours combined with pocket-sized charging case) ,Activate Siri hands-free just by saying Hey Siri.