4 Channel NVR with 4 Ports PoE Small residences and businesses can make use of 4-channel mini 4k NVR recorders. This recorder can handle up to 8MP resolutions and can provide power to typical Power over Ethernet (PoE) cameras via a built in PoE. Hook up a monitor using either the HDMI or VGA connections on the back for the primary installation, or view your cameras and adjust your settings. This unit has space for 1 hard drive to save and store data, and you can use up to a 6 TB drive to do so. Check out our hard drives as well if needed 16 Channel 4K Mini NVR Installation will be easy as pie in any home or office with a 16-channel system paired with any IP cameras. 64 Channel Full-Size 4K NVR A typical 64-channel NVR lets you use multiple search tools including smart search, time slice, event, time and tag searching. You need to be able to add and trigger events using 8 channels of alarm inputs which offer trigger snapshots, email, or even an alarm out such as a strobe or siren. Audio can be supported on every camera as long as the camera has an audio option. With a maximum simultaneous playback of up to 16 channels at a time, it's never been easier to sort through your recorded data.