Features:
- This Sound Monitor for CCTV Security System.
- 100 Square Meters Wide Range: Designed for the monitoring and recording applications within normal range, the widest monitoring range can be up to 100 square meters.
- High sensitivity Sound Monitor: clear voice, low noise, high fidelity, applies to a variety of situations, such as for bank, examination room, shopping malls and so on.
- Built-in reverse power protective circuit, low power expense, wide voltage range, safe and reliable to use.
- Easy Installation: Compact design, small size, plug and play.
Casing is made of plastic material, easy to clean in daily use.

Specifications:
Color: White
Power Supply: DC 9V-12V
Working Current: 10mA
Frequency Range: 200Hz ~ 10kHz
Frequency Response: 2.5 dB
Monitoring Range: maximum. 100m2
Output Impedance: 600 Ω
Output Voltage: 0 ~ 6V
Size: Approx. 70 x 70 x 42mm / 2.7 x 2.7 x 1.7in
Package Weight: 79g

Package List:
1 x o Pickup Microphone