BT version: V5.0
BT audio decoding: AAC/SBC
Support protocol: HSP/HFP/A2DP/AVRCP
Speaker sensitivity: 97+/-3dB
Microphone sensitivity: -42db
Frequency response: 20Hz-20KHz
Earplug battery capacity: 35mAh
Shell battery capacity: 600mAh
Rated power: 3mW
Music time: 4H
Talk time: 4H
Standby time: about 18H (connected)
Input: DC 5V/1A
Charging input port: Type-C
Cycle times: about 4 times
Headphone charging time: about 1.5H
Charging time of the charging box: about 2H
Earplug size: 36×21.15×24.75mm
Charging box size: 63.2×29.2×52.3mm
Net weight: 55g
Warranty Period: 06 Months Replacement Warranty
* Sales invoice.
* A description of the defect must be provided in order to issue a warranty claim.
* You may need to return the item for quality inspection.
* It will not be renewed after a replacement sent.