CCTV Surveillance Microphone for Security System Small High Sensitivity(CM130)
Features:
High-Quality Series CCTV Microphone
Special imported microphones. Directional logic dolby surround sound system, imported high-speed voice processing chip
Automatic gain control (AGC) circuit.
Pickup range: 10~100m²
Transmission distance: up to 3000 meters
Working voltage: 12 V DC regulated power, Electric current: 20mA
Frequency response: 20 Hz to 20 KHz
Sensitivity Reduction: -30db
Signal to noise ratio: 85 db
Weight: 56g, Size:53mm*53mm*24mm
