<Detail

Chip:JL6983D2
Drive unit:13mm
Impedance: 32 Ω
MIC: -42dB+-3
Earphone battery: 35mAh (451012)
Charging box battery: 300mAh (502035)
Charging port: Type-C chip :JL6983D2
Drive unit :13mm full frequency (1389)
Impedance :32Ω
Microphone: Round microphone, -42dB+-3
Headphone battery with lithium protection: 35mAh (451012)
Battery with protection plate: 300mAh (502035)
Charging port: Type-C