Bluetooth version: 5.0
Charging time: about 1.5 hours
Sensitivity: 100±3dB/6MW
Transmission distance: 10 meters
Support protocol: HSP/HFP/A2DP/AVRCP
Talk time: about 3-5 hours
Music time: about 3-5 hours
Cumulative playing time: about 30 hours
Cumulative listening time: about 30 hours
Charging bay battery: 300mAh
Can be filled with headphones about: about 6 times
Packing list:
2 * Bluetooth Earphone,
1 * Charging Case,
1 * USB Cable,
1 * User Manual