Yison & Celebrat T7|2021 True wireless Earbuds For vivo v19 .Reassuring Hook

Product Parameters: Bluetooth Chip:JL6936D4 Bluetooth Version:V5.0 Drive Unit:9mm Input Voltage:TYPE-C/USB-DC5V/500mA Battery Capacity:110mAh Charging Box Capacity: 450mAh Impedance:32Ω±15% Frequency Response:80Hz-20KHz Music Time: About 16 H(80% Volume) Call Time: About 16 H(90% Volume) Charging Time: About 2 H Standby Time: About 90 days Advantages: design with ear hook: well-designed, soft and stable , suitable for any people 5.0 chip, fully compatible, listen to songs, play games smoothly without stuck, support IOS/Android/Windows and other mobile computer electronic devices tune 9mm dynamic speakers, bionic sound cavity, make music full of rendering power, take into account rich vocal details and shock bass, restore the beauty of real music What kind material of ear shell you like?