Havit
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Speaker: 14.2mm Sensitivity:110±4dB speaker Impedance :32Ω±15% Frequency Response:20Hz to 20KHZ Plug:3.5 mm Length: 1.2m+-10%
Wired earphone
GT-Pi102
Speaker: 14.2mm
Sensitivity:110±4dB
speaker Impedance :32Ω±15%
Frequency Response:20Hz to 20KHZ
Plug:3.5 mm
Length: 1.2m+-10%
35-40 days