Product Features:Gaming Headset1， Iron Man design，stereo ear shell design elements， dianjing full sense of the gas field2， All-inclusive ear design， Kiara leather ear pads3， Super bass， full amount of sense. Specifications:Headphones Frequency response value: 20-20KHzSpeaker diameter: 40mmspeaker diaphragm thickness: 15��Sensitivity: 96dBImpedance: 32��Cable length: 2.2Mwire texture: PU environmentally friendly materials + OFC oxygen-free copper core / whether with wheat: with wheatPlug specifications: 3.5+USB