Style: On-the-HeadSpeaker: 40 mmFrequency range: 20 Hz-20 KHzImpedance: 32 OhmRMS: 50 mWSensitivity: 102 dBMIC sensitivity: -50 dBCable length: 2 mPlug: 3.5 mmController: Volume knob on the headsetSystem Requirements: WindowsXP / Vista / 7 / 8 / 8.1 / 10