in the event of exterior speaker, microphones and pickups or camera audio recording, the RCA connector needs to be linked to the audio enter as shown in fig.
Generally speaking, if you request knowledgeable to carry https://rishipjaa387526.ageeksblog.com/28198609/how-much-you-need-to-expect-you-ll-pay-for-a-good-cctv-camera-installation