Specifications:Speaker Rize:40mmFrequency Range:20Hz-20000HzSensiticity:102dBImpedance:32Cable Length:1.2mJack: 3.5mmMic size:6MM * 5MMMic Frequency:1KHZMic Sensiticity:-38 3dB (0dB = 1V / Pa，1KHz)Mic Directivity:0-180 20o， 400-4kHzColor:Black&Red / White&Blue / White&Green / White&Red / White&OrangePerformanceMicrophone，3.5mm interface，stereo，high-quality sound. Style: HeadbandCommunication: WiredFunction: Noise Cancelling，Microphone，For Internet Bar，for Video Game，Common Headphone，For Routine Office Work，For Mobile Phone，Voice control，Supports musicPlug Type: Line TypeSensitivity: 102dBFrequency Response Range: 20-20000HzLine Length: 1.2mResistance: 32��Model Number: A600 HeadphonesConnectors: 3.5mmUse: Portable Media PlayerPackage: NoWith Microphone: YesTime to market: 2015Is wireless: Nois_customized: YesName: couteursHeadphones: Headphone For PCHead Phones: Studio HeadphoneFeature one: Bests Bass HeadphoneFeature two: Hifi HeadphonesFrench: casque mp3Brazil: fone de ouvido com microfone