Night Owl's NVR7P-441 is a next generation Security Camera System ideal for the protection and monitoring of your home or business. Security cameras capture 720p Hi-Definition video recorded by a 1 Terabyte Network Video Recorder (NVR) with HDMI output. Live-streaming and previously recorded videos are accessible via Smartphones & Tablets, PCs , or Mac anywhere, at any time. With motion-activated email alerts and push notifications, Night Owl helps you keep a watchful eye over what matters most. Key Features: 4 Channel HD NVR - Pre-Installed 1TB Hard Drive; HDMI output; Full 720p HD Recording Resolution (1080 x 720); Includes 4 PoE Ports; PC and Mac compatible (Windows XP, 7, 8 / Mac OS 10.8 ); Included Night Owl Pro mobile app for Smartphone Integration; Owl Scan Easy 1-2-3 Smartphone Setup. 4 Indoor/Outdoor 720p Cameras - 720p Recording Resolution; All Cameras Audio Enabled; 120 ft. of Night Vision; 60 ft. of PoE Cable per Camera Included.