The Hikvision DS-7216HUHI-K2 is a 16-channel DVR capable of recording surveillance video provided in HD-TVI, AHD, CVBS and IP standards. The maximum recording resolution is 5 MP at 12 fps. The DVR can also record video with 3 MP image resolution at 18 fps. In the case of 1080p / 960x1080 / 720p / VGA / WD1 / 4CIF / CIF resolutions, the maximum frame rate is 25 fps. This DVR also has the additional benefit of supporting an additional 2 IP cameras of up to 6MP resolution. IP cameras will need to be powered separately and connected to your LAN via a Router. The Hikvision DS-7216HUHI-K2 has a maximum of 16TB storage support with 2 hard drive slots.