Mic: 11cm Sensitivity: 42dB+-3DdB Directivity: Omnidirectional Impedance: 2.2ΚΩ Speaker diameter: 50.00mm Backlight: 7 colors LED Impedance: 32Ω Frequency response: 20~20000Hz Max input power: 30mW Sensitivity: 105dB+-3dB Cord length:>=2.2 meters Plug: USB Weight: 430gr Compatible with P4