Audio decoding: SBC
Bluetooth protocol: HFP A2DP AVRCP
Speaker sensitivity: 97.5±3dB
Frequency response range: 20HZ-20KHZ
Microphone sensitivity: 38dB±3
Headphone Battery capacity: 50mAh
Rated power: 2mW
Charging compartment battery capacity: 300mAh
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.