4-Channel 1-Bay Mini Standalone NVR with 4-port PoE Connectors, Recording Throughput 40 Mbps, Instant Playback, HDMI and VGA Port, Remote Access, Video Export via USB, 4-Channel Synchronized Playback, Plug &amp; Play with Built-in DHCP Server, 1-Bay (Storage Disks not included), Audio, DC 48V