Microphone type: condenser
Directivity: one-way heart
Frequency response: 100Hz-10KHz
Sensitivity: -31dB ± 1dB (0dB = 1V / Pa at 1KHz)
Output impedance: 680 ohms + 30% (at 1KHz)
Load impedance: ≥1000 ohm
Noise ratio: 18dBA
Maximum sound pressure: 135dB (at 1KHz≤1% T.H.D)
Signal to noise ratio: 58dB
Working voltage range: + 1- + 10VDC
Current consumption: 3-7mA