Dedicated preamplifier IC High sensitivity and low noise Power polarity protection circuit 50~120m2 Impedance of 600 ohms Mini Lower Noise Sound pickup Audio Monitoring for CCTV camera or PTZ in security surveillance system

Dedicated preamplifier ICHigh sensitivity and low noisePower polarity protection circuit50~120m2 Impedance of 600 ohms Frequency 50~13Khz 6~14VDC power supply 39*31*18mm Size  

Lower Noise Sound pickup Audio Pick up for CCTV security surveillance system