![BJBJ BS-EL14](https://y65.hongcdn.com/uploads/2404/1-2221.jpg)
BJBJ P1 Pro ANC+ENC True Wireless Noise-cancelling Earphones
Bluetooth version:V5.4
Stand-by time:140 days
Talk time:3.5 hours
Music playtime:5.5 hours
Charging time:1.5 hours
Charging voltage:DC 5V
Frequency range:20-20000Hz
Transmission distance:10m-15m
Battery capacity:33mAh
Charging case:300mAh