Dolby Stereo EarPhone

Type:3D surround Dolby earphone.Power input:USB power supply.Style:HeadsetFrequency:20hz~20KhzImpedance:32ΩSpeaker diameter:Ø50mmSound pressure(1kh/0db):111db±3dbCable length:1.8mMIC:-58db±3dbMax.power:16mw(1khz/0db)



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