The ACTi INR-420 200-Channel 8-Bay Hardware RAID Rackmount Standalone NVR comes with a bundled Seagate 500GB 3.5'' SATA HDD. It supports live view of up to 16 channels locally and up to 64 channels remotely. You can also export recorded files in RAW or AVI format via 2 USB ports on its rear panel. The NVR also supports functions such as View Manager, View Patrol, View Panel, Digital Zoom, Camera Tree, Instant Playback, Manual Recording / Snapshot, etc., in live view mode.In addition, this standalone NVR allows you to manage multiple HDDs with support for hardware RAID configuration (1, 1, 5, 10) via the bundled HighPoint Web RAID software. The NVR is rack-mountable in a 2U rackspace.