Bluetooth version: Bluetooth 5.2
Support protocol: A2DP/AVRCP/HFP/HSP
Chip: Qualcomm 3024
Working frequency: 20HZ-20KHZk
Horn diameter: 16 mm
Battery: Lithium polymer battery, 200mAH
Music playback duration: 12h
Call duration: 14H
Standby time: 15 days
Charging time: 2 hours
Charging port: TYPE-C
Wireless transmission distance: 10 meters (in open areas)
Earphone type: binaural air conduction
Surface treatment: oil injection
Weight: 33g