Yison & Celebrat W12|2021 Redmi Earbuds S For Era

Product Parameters: Bluetooth Chip:JL6973D Bluetooth Version:V5.0 Drive Unit:10mm Transmission Distance:≥10m Battery Capacity:35mAh Charging Box Capacity:300mAh Charging Box Charging Time:About 2H Music Time:About 4H Standby Time: 60 days Advantages: V5.0, high resolution chip, more stable signal connection, sound transmission smoother in-ear design, passive noise cancellation; fit ear canal, insulate external environment noise stereo, HiFi sound quality; binaural synchronous transmission of data to achieve the synchronization of the audio and video Question: Better frequency response doesn’t mean better sound?Why?