True wireless earbuds
Frequency response: 20Hz-20KHz
Sensitivity: 102dB±3dB
Impedance: 32Ω
Speaker:10mm
Earbuds battery: 30mah
Charging case battery: 200mah
Wireless distance:≥10m
Working time: about 3 -4 hours
Type-C Charging cable included
Hardbox packing, 100pcs/ctn
