Bluetooth version：Bluetooth 5.2
Support protocol：A2DP/AVRCP/HFP/HSP
Chip：Qualcomm 3024
Working frequency：20HZ-20KHZk
Horn diameter：16mm
Speaker impedance：22 ohm
Speaker power：8mW
Battery：lithium polymer battery,200mAH
Music playing time：7H
Call duration：9H
Standby time：15 Days
Charging time：2 Hours
Charging port：TYPE-C
Wireless transmission distance:10 meters (open space)
Headphone type：[Bone Conduction]
If you need OEM/ODM manufacturing services for wireless Bluetooth earphones, please contact us.
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