With incredible video quality ease of use and powerful networking tools Revo Ultra is the very best that Revo has to offer. Its unique design complements any home or business. The Revo Ultra s superb video quality is based on IP technology. It is a complete plug and play HD surveillance system with 16 channel NVR 4TB and 16x Four Megapixel HD Indoor/Outdoor Bullet cameras.Features H.265 Compression and 4K video output. Revo Ultra cameras features optical grade IR anti reflection glass massive 4 Megapixel Sensors double the resolution of standard 1080p. They also come equipped with Smart commercial grade OSRAM LEDs. They strongly and evenly illuminate the scene up to an unprecedented 100 ft. in total darkness. Night vision video quality is unmatched. The cameras are built for the outdoors capable of handling temperatures as hot as 140F and as cold as -31F. - SKU: ZX9REAM4268