CCTV Surveillance Microphone for Security System Small High Sensitivity(CM112)
Features:
Using multistage dynamic noise reduction process,
Built-in imported chips, high sensitivity,
Using Dolby noise reduction technology.
Automatic gain control (AGC) circuit.
For installation in police stations, courts, meeting rooms, interrogation rooms, banks, etc.
Pickup range: 10~100m²
Working voltage: 12 V DC regulated power, Electric current: 20mA
Sensitivity: -35db
Signal Noise Ratio: 70db
Frequency response: 20Hz to 20KHz
Transmission cable: 0.5 mmRVVP 3 core shielded cable, ordinary 4 core telephone lines, five types of network twisted-pair cable
Weight: 42g, Size:85mm*85mm*33mm
