Earphones Best 1.Noise Canceling, Sound Lsolating, 2.Metallic Stereo Earphone 3.Environment-friendly 4.CE RoHS

Metal Earphones Best 

Specification of metal Earphones Best: 

1.Speaker diameter:φ10mm 2.Sensitivity:100db ± 3 S.P.L at 1khz 3.Impedance:32Ω 4.Range of frequency response:20hz-20, 000hz 5.Max Power:10mW6.Wire length:1.1m ± 3 7.Pin:Stereo φ3.5mm  

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In-ear Design Metal Earphones Best for Mp3 Mp4 PC