The NVR504 series is a compact and powerful 32ch video recorder. It supports up to four hard drives and has 16 built-in PoE ports. To add more than 16 cameras, you must use a <a…

The NVR508 series is a powerful video recorder that supports up to 32 IP cameras. It also supports hot-swapping hard drives, RAID for video redundancy, and up to 32MP resolution recording.

This is a hybrid video recorder that supports up to 32 analog cameras and 4 IP cameras. It works with TVI, AHD, CVI, and CVBS protocol cameras. You can disable analog channels to make room…