"With incredible video quality, ease of use, and powerful networking tools, Reva Ultra is the very best that Reva has to offer. Enjoy additional professional and premium-residential features with Reva Ultra plus. The Reva Ultra's superb video quality is based on IP technology. The “RUP3214KBNDL-1” is a complete plug and play HD surveillance system with 32 CH 4K NVR, 8TB & 20x 4K HD Indoor/Outdoor motorized cameras. Reva Ultra plus NVRs feature state of the art 4K video output, H.265 compression, support up to 12MP cameras and up to an Astounding 32TB of hard drive capacity (8TB pre-installed). The H.265 indoor/Outdoor motorized cameras feature massive true 4K sensors, 2 times the resolution of 4 Megapixel cameras. The built-in professional grade “OSRAM” LEDs and IR anti reflection glass Strongly illuminate the scene up to an unprecedented 175’ in total darkness. The motorized 4K cameras feature 4x optical zoom and a 2.8 to 12mm automatic lens allows convenient adjustment of the field of view (47 to 115 Degree) of the camera. The cameras are built for the outdoors capable of handling temperatures as cold -40 Degree and as hot as 140. View your Reva Ultra 4K cameras from anywhere. Using the Reva Ultra mobile smartphone app, simply set up an account and then scan your NVRs QR code to begin mobile viewing. Access your Ultra NVR via the web compatible with internet Explorer. Pre-event recording includes video before motion is detected providing valuable context leading up to the incident. Experience peace of mind with the ultimate high resolution IP technology from Reva. "