Specific parameters:
1) Monitoring area: 80 to 1600 square meters2) Frequency Response: 200Hz ~ 10kHz3) Sensitivity:-60dB 4) Output impedance: 600 - 1000 ohms unbalanced 5) voltage: DC 3.3V-6V 6) Operating Current: 2mA7) Dimensions: L = 14mm; D = 4.2mm8) weight: 0.2G
Package:
1 * mini camera