DescriptionDouble magnetism, double cavity, double voice coilDiamond diaphragm, tesla magnetic group More live than the real sceneLet high quality be a habit, TFZ are very concernedEvery song contains a mood, TFZ No.3 help you find itHave super high quality, warm listening, there is also a fairy tale picture SpecificationDriver:11.4mm Double magnetism, double cavity, couble voice coil ,tesla magnetic group Magnetism material:NdFeB N50Diaphragm: Diamond diaphragmFrequency range: 5Hz-40000HzImpedance:20ohmSensitivity:108dBCable material: 0.78mm detachable silver-plated cable PackageTFZ NO.3Pouch6 pairs of silicone eartips