Description :
Professional MIC Audio Microphone for Security CCTV Camera with IC
Fetures :

S\/N Ratio : 58dB
Sensitivity : 200mA\/ubar
Max output Voltage : 5V-upp
Frequency : 200~6000Hz
Audio output : RCA Female
Work current : 5mA-60mA
Work voltage : 6-14V DC
Compatible with all version linux ， the plug and using are extremely sensitive ， and also great for security monitoring
Package included :
1 x Professional MIC Audio Microphone
Detail pictures :