Bluetooth version: 5.0
Chip: Zhongke Lanyu
Available colors: black
Headphone battery capacity: 50mAh
Charging capacity: 2000mAh
Listening to the songs in both ears: about 3-5 hours (the volume is different at different times)
Charge bin to charge two headsets: 30 times
Headphone charging time: 2 hours
Standby time: 8-10 hours
Charging bin size: 9.5*5*3.5cm