Description
Bluetooth version:5.3
Speaker size:12mm moving coil unit
Frequency response:20Hz~20kHz
Sensitivity:105dB
lmpedance:32Ω
Headphone battery type:lithium ion polymer battery(40mah/3.7V)
Headphone charging time:within 1 hours
Charging compartment battery type:lithium ion polymer battery(300mah/3.7V)
Charging time of charging compartment:within 2 hours
Call time:About 7~8hours
Play time:About 5~6 hours