Product Description

CCTV Surveillance Microphone for Security System Small High Sensitivity(CM501D-1)

Features:

Hidden installation,
high sensitivity, high-fidelity, clear voice, low noise, fashionable appearance, suit for various occasions.                                                 
Voltage:  9-12VDC, Electric current: 18mA
Output impedance:  600 ohm non equilibrium
Pickup range:  5~50m²
Weight: 3.5g, Size:41mm*9mm*8mm