HeadphonesConnectorUSBGeneral InfoPlatformPCHeadphonesDriverDriver diameter : Front : 40 mm, Subwoofer : 40 mm, Center : 30 mm, Side : 20 mm, Rear : 20 mmDriver material : Neodymium magnetImpedance32 Ohm ± % @ HzFrequency Response (headphones)20 ~ 20000 HzMicrophonePick-up PatternMicrophone boom:Uni..