HD Digital Noise Reduction CCTV Microphone | COTT-S30
- Easy to install on ceiling or side wall
- Pickup area: 10-150㎡(adjustable)
- Directional Property: Omnidirectional
Audio Pickup Range |
10-150 m2 (adjustable) |
Audio Transmission Distance |
3000m |
Frequency Response |
20Hz~20KHz (90dB sound pressure,A weighting) |
Sensitivity |
-35dB (10.0 mV e 1V at 1 Pa) |
SNR |
70dB (1m 40dB sound pressure) 45dB(10m 40dB sound pressure) 1KHz at 1Pa |
Directional Property |
Omnidirectional |
Dynamic Range |
104dB (1KHz at Max dB SPL) |
Equivalent Input Noise Level |
2.5Vpp/10dB sound pressure(A weighting) |
Maximum Gain |
60db |
Max Sound Pressure |
At 120dB SPL, THD < 1% At 125dB SPL, THD = < 10% |
Max Voice Output |
2.5Vpp/80dB sound pressure(A weighting) |
Output Signal Amplitude |
2.5Vpp/100dB sound pressure(A weighting) |
Output Impedance |
600~1000 Ω non-equilibrium |
Microphone |
KaBoni advanced complementary enhance digital capacitor microphone |
Signal Processing Circuit |
AGC, Triangulation, DSP & Multistage dynamic noise reduction processing |
Protective Circuit |
Lightning protection, power supply polarity reverse connect protection, ESD protection |
Connection Way |
3 Leading Wires |
Transmission Cable |
Telephone wire,Network twisted pair, shield cable
|
Supply Voltage |
DC9V~20V (recommend to use 12V, more than 500 meters recommended 15 v) |
Working Current |
30mA |
Electromagnetic Compatibility |
GB 9254-2008 |
Housing Material |
Housing Material Advanced resin PVC + Double-deck metal stoving varnish net |
Product Size |
Φ80mm×25mm |
Product Weight |
90g |
Place of Origin |
Guangzhou, China |
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