Los Angeles

Microphone

Microphone

OCB-CM09A CCTV Microphone Built-in AGC...

CCTV Microphone Built-in AGC Circuit

OCB-CM40 CCTV Microphone Built-in AGC...

CCTV Microphone Built-in AGC Circuit

OCB-M505 High FIdelity Acoustic Noise...

High FIdelity Acoustic Noise Reduction

OCB-M601 AUDIO MONITOR – Mini Hidden T...

AUDIO MONITOR – Mini Hidden Type Microphone