Sound quality - Every note sounds like the real thing because clear audio starts at the source with your favorite Samsung Galaxy device. The ultimate wireless listening experience with 24bit Hi-Fi sound. Active Noise Cancelling - With 3 high SNR (Signal-to-Noise Ratio) microphones, Galaxy Buds2 Pro track and eliminate more outside sound - even soft sounds like wind. 360 Audio - With Intelligent 360 Audio, the sound feels more realistic.The 360 Audio algorithms with Direct multichannel and Enhanced Dolby Head Tracking make every movement stay in sync - creating an immersive experience. Comfort fit - We redesigned the earbuds to be 15% smaller than Buds Pro to fit snugly in your ear.