The upgraded Samsung Seamless Codec encodes the full 24-bit audio and is decoded via Galaxy Buds2 Pro, maintaining that same 24-bit high-quality sound,With 3 high SNR (Signal-to-Noise Ratio) microphones, Galaxy Buds2 Pro tracks and eliminates more outside sound — even soft sounds like wind,Simply start talking and Voice Detect will turn off ANC and activate Ambient sound — allowing you to clearly hear the conversation without removing your Buds2 Pro,With Intelligent 360 Audio, the sound feels more realistic. The 360 Audio algorithms with Direct multichannel (5.1ch / 7.1ch / Dolby Atmos) and Enhanced Dolby Head Tracking make every movement stay in sync — creating an immersive experience. 360 Audio can even pinpoint the direction of the sound as you move your head, giving you the spatial experience