1. Chip: 5656A2 2. Bluetooth version: V5.4 3. Transmission distance: 10 meters 4. Charging voltage: DC 5V 5. Charging time: 1h 6. Talk time: 7h 7. Music time: 7h 8. Headphone battery capacity: 50mAh 9. Charging case battery capacity: 400mAh 10. Frequency range: 20Hz-20KHz 11. DT4.0 directional sound transmission, lossless sound transmission without sound leakage 12. Smart touch technology, easy control with one finger 13. Lightweight and comfortable to wear 14. Adaptive rebound technology, fits the ear firmly and does not fall off
1. 芯片:5656A2 2. 蓝牙版本:V5.4 3. 传输距离:10米 4. 充电电压:DC 5V 5. 充电时间:1h 6. 通话时间:7h 7. 音乐时间:7h 8. 耳机电池容量:50mAh 9. 充电仓电池容量:400mAh 10. 频率范围:20Hz-20KHz 11. DT4.0定向传音,无损传音不漏音 12. 智能触控技术,一指轻松操控 13. 体积轻巧,佩戴舒适 14. 自适应回弹科技,贴合耳朵稳固不掉
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