Security Camera Buying Guides & Resources
Do Security Cameras With Built-In Microphones Record Audio on an NVR?
A built-in microphone can send synchronized audio when the camera, recorder, stream settings, and playback client all support and enable it. Audio recording.
Can Multiple PoE Switches Work With One NVR? A Scaling Guide
Yes. Multiple switches can feed one NVR when the camera networks are routable, uplinks are sized for aggregate traffic, and the recorder still has channel.