Specification
Input
Type of Microphone：Electret
Nominal Voltage：DC9-12V
Operating Current：25mA
wire connection：Audio female RCA jack
Female DC power plug
Features
Range：262ft (80m)
Tranmission Distance：3281ft (1000m)
Output Signal ：2.5Vpp / -25db
Response Frequency：100-5500HZ
Output Impedance ：600Ω
Sensitivity：-60dB
Signal to Noise Ration (SNR)：60dB (1m 40dB sound source)
50dB (10m 40dB sound source)
Direction Omnidirectional
Max SPL (sound pressure level)：80dB SPL (1KHz, THD 1%)
Dynamic Range：35dB (1KHz at max dB SPL)
Physical Appearance
Material：Plastic and PVC
Product Dimensions：D:87.65mm
Product Weight：29.9g
Additional Information
Standards/Certifications ：CE/FCC/RoHS
Operating Temperature：-4°F-104°F (-20°C-40°C)
Storage Temperature：-22°F-122°F (-30°C-50°C)
Relative Humidity ：95% or less (non-condensing)
Package Dimensions：89*89*54mm
Package Weight：51.5g

• Super high gain mini microphones capturing audio evidence for security camera system
• Mushroom shape design，Low noise processing chips，High fidelity and pure voice
• Built in DSP(Digital signal processor)and automatic gain control(AGC)circuit
• RCA for audio output, Female DC power plug input
• Response Frequency：100-5500HZ，Power require: DC DC9-12V

Super high gain mini microphones capturing audio evidence for security camera systemhikvision