CCTV Microphone Ball Shape Audio Pickup Device High Sensitivity Audio Monitoring Device for Car NO5289

Features:

1. Noise reduction circuit: Built-in DSP noise reduction circuit

2. Uniqueness: Imported IC, coupling capacitor

3. Design: The surface relief design to reduce reflection, 2mm pinhole design

4. Silver plated: Japan imported silver plated microphone

5. Noise reduction: Dynamic closed-loop noise reduction circuit

Description:

Monitoring range: 50-10 square meters (adjustable)

Working voltage: 6-12VDC, 20MA (MAX)

Housing: ABS fireproof material

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