Headphone type: metal flat earPlug: Lightning (pop-up)Sound principle: dynamic coilHorn diameter: 14 (φmm)Conductor length: TPE main line 2.0/6C TPE air duct 1.5*0.4M TPE round wire L=1.20M±0.03M Speaker impedance: 32ΩSensitivity: 96±3dB (dB)Speaker power: 3-5MWFrequency response range: 20-20000HZ (hzColor: BlackProduct function: play/pause, answer/hang up, long press 3S rejection, double-click the play key to the next song, three-click the play key to the previous song, key tuningProduct material: TPE line material, ABS materialProduct configuration: copper ring horn, TPE wire, aluminum alloy Weight: 11.9±0.2gHeadphone type: metal flat earPlug: Lightning (pop-up)Sound principle: dynamic coilHorn diameter: 14 (φmm)Conductor length: TPE main line 2.0/6C TPE air duct 1.5*0.4M TPE round wire L=1.20M±0.03M Speaker impedance: 32ΩSensitivity: 96±3dB (dB)Speaker power: 3-5MWFrequency response range: 20-20000HZ (hzColor: BlackProduct function: play/pause, answer/hang up, long press 3S rejection, double-click the play key to the next song, three-click the play key to the previous song, key tuningProduct material: TPE line material, ABS materialProduct configuration: copper ring horn, TPE wire, aluminum alloy Weight: 11.9±0.2g