Specification parameters Working voltage: DC 24V (supplied by the host) Type of Micre: Heart shaped Directional Electret Directional characteristics: heart-shaped/super heart-shaped (depending on the optional microphone) Sensitivity:- 38 dBV/Pa Frequency response: 20Hz~20KHz Input impedance: 2 k Ω Maximum sound pressure level: 130 dB (THD<3%) Equivalent noise: 25 dBA Signal to noise ratio:> 80dB Dynamic range:> 108 dB(1 KHz) Total harmonic distortion: ＜ 0.05% Maximum power consumption: 1W Dimensions (L × W × H): 205 × 135 × 55mm Weight: 1.2kg Color: Black