Sound monitor: Low-noise circuit wiring, stable and reliable industrial devices, and improved new version of the electronic white noise suppression circuit that can completely eliminate the "hissing" electronic noise; Using the operational amplifier for signal amplification, provides pure tone quality and powerful movement. Applies to all legal monitoring sites.  Suitable for synchronous audio and video recording projects done in the interrogation room, meeting room, visiting room, classroom. 

- High fidelity, clear speech, and low noise;
-- High-sensitivity omnidirectional condenser microphone with wide audio monitoring range and good sound quality;
- Low-noise circuit wiring, stable and reliable industrial devices;
- Improved new version of the electronic white noise suppression circuit that can completely eliminate the "hissing" electronic noise;
- Moisture-proof condenser microphone with tripled lifetime;
- High sensitivity, and audio monitoring area up to 40 sq.m.
- Advanced echo cancellation technology that can successfully reduce the echo interference in empty rooms;
- Automatic suppression function of high-intensity sound that can protect the back-end audio monitoring equipment;
- Built-in lightning protection and reverse polarity protection circuits;
- Integrated professional audio preamplifier, and the pickup head that can directly drive headphones, active speaker, DVR, recorder, etc.
- Pickups are suitable for synchronous audio and video recording projects done in interrogation room, meeting room, visiting room, classroom, etc.

• Operating voltage: 12VDC; Consumption current: 6mA

• Frequency range: 100-10000Hz; Frequency response: 2.5dB

• Output impedance: 600Ω; Output level: 0-6V

• Connect method:
  1, Red line: Power "+"  
  2, Black ling: Power "-"
  3, Power supply: DC 6V~12V
  4, 1 core shield wire: audio system input port
  

• Size: 76mm*50mm*31 mm

Package Contents: 

• Standard Exporting Packing Box