Baseus FC Bayern Bluetooth Headphones Over-Ear,, 70h Playtime in Hi-Res Audio, Deep Bass, 1.Baseus proprietary atmospheric audio technology BISA (Baseus Immersive Spatial Acoustics): Based on the HRTF (head-related transfer function) for human ears, drastically improves the sense of direction coming to the ears and the spatial immersion of the sound field by reproducing the auditory algorithm of stereo sound. Spatial Audio brings you the 3D sound stage, just like in reality. 2.Premium sound quality, Deep Bass: The 40mm drivers reproduce a full frequency range and provide deep, powerful and immersive sound at any volume. .
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