E-BLUE COBRA Series EHS013OG Professional Gaming Headset (English packing)
Product Specification:1. Frequency response: 20-20,000 Hz2. Impedance: 32 Ohm3. Power Capability: 30mW4. Sensitivity: 105dB +/- 3dB at 1KHz5. Speaker diameter: 40 mm6. Connector: 3.5 mm stereo7. Stn ratio: >= 58dB8. Input sensitivity: -42dB +/- 3dB