Features:

1.Audio Microphone
2.Contains HIFI process chip
3.With low noise performance
4.Contains dedicated AGC circuit

Specificatons:

Monitoring of range: 5-150 square meters

Power supply: DC 6V - 12V
Current consumption: 12mA
Frequency range: 200 - 10KHz

Frequency response: 2.5dB
Output impedance: 600Ω
Output level: 0 - 6V
Approved: CE / FCC/ROHS
After sales service: 1 year warranty