Microphone
Audio Monitor Range | 5-30m² |
Material | Advanced resin PVC |
Audio Transmission Distance | 3000m |
Frequency Response | 20Hz~20kHz |
Sensitivity | -50dB |
SNR | 60dB(1m40dB) 50dB(10m40dB) 1KHz at 1Pa |
Directional Property | Omnidirectional |
Dynamic Range | 80dB (1KHz at Max dB SPL) |
Max Sound Pressure | 120dB SPL (1KHz, THD 1%) |
Output Impedance | 600 ~ 1000Ω non-equilibrium |
Output Signal Amplitude | 2.5Vpp/-25dB |
Microphone | Electret condenser microphone |
Protective Circuit | Lightning protection, power supply polarity reverse connect protection, ESD protection |
Signal Processing Circuit | AGC, ALC |
Connection Way | 3 leading wires (red lead is power+ white lead is audio signal + black is power & audio signal) |
Transmission Cable | RVVP3×0.5mm2 shield cable |
Power Supply | DC10V~18V (recommend to use 12V, more than 500 meters recommended 15 v) |
Working Current | 50mA |
Working Temperature | -25°C ~ 70°C |
Color | White/Taupe |
Dimension | 80mm x 36mm |
Weight | 40g |