CCTV Audio Microphone Sensitive -38dB Sound Pickup Hidden Spy Microphone for Classroom Security Solution
Technical Details
| Brand Name: | SIZHENG |
| Frequency: | 20Hz~20KHz |
| Housing Material: | Advanced resin PVC + spray diffusion coating |
| Model Number: | COTT-C6 |
| Monitor Range: | 10-50 square meters |
| Output Impedance: | 600 ~1000Ω non-equilibrium |
| Product size: | 88mm*84mm |
| Sensitivity: | -38dB |
| Supply Voltage: | DC10V-18V (recommend to use 12V, more than 500 meters recommended 15V) |
| Use: | For CCTV camera |
| Working Current: | 20mA |
| Working environment: | -25℃~70℃ |
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