Amcrest’s NV4108E-A2 4K 8CH POE NVR comes with a Pre-Installed 2TB Hard Drive (Supports hard drives up to 10TB) while Featuring 8CH Recording, the Latest H.265 Video Compression, 8-Port PoE, and Playback 8-Channel @1080p(30fps)/4-Channel @4MP(30fps)/2-Channel @4K(30fps). Includes 4 x 8MP (4K) IP PoE Outdoor Bullet Cameras (3840x2160P) @15fps. Includes 4 x 60ft Ethernet Cables. Experience Ultra HD 4K - Observe high-quality footage with a progressive scanning CMOS image sensor, Chipset, and UltraHD 4K 8M- resolution (3840x2160). A super-wide 105° viewing angle allows you to see more detail and cover more ground to keep more of what you love safe. Power Over Ethernet (POE) for easy installation. Advanced H.265 compression technology lets you save on storage space which allows for longer recording times. H.265 technology compresses your video without sacrificing any of the UltraHD video quality. Intelligent search, playback, and backup functions provide enhanced ease of use and security (for example, motion detection events and exact search functions that are accurate to one second). Supports AI Features from AI IP Cameras, AI features available depend on the camera model being used. Only Supports 2CH AI Cameras at 4K@30fps. No built-in AI Features on NVR. Connects to and manages all the POE IP cameras on your network directly through their ethernet cables for ultimate ease and convenience in a home security system. Max 80Mbps Incoming Bandwidth, records 8 cameras @ 4K using H.264. Records 8 cameras @ 4K by changing default settings from H.264 to H.265 and adjusting bit rate to 1792 on each camera for maximum optimization. Conveniently packaged with extras such as USB mouse, network cable, and quick start guide. AMCREST MODEL : NV4108E-IP8M-2496EW4-2TB NVR FEATURES : Extraordinary Quality: Supports 8-Channel 1080p/3MP/4MP/5MP/8MP/4K Resolution Records 8-Channels @ 1080p/3MP/4MP/5MP/8MP/4K & Playback 8-Channel @1080p(30fps)/4-Channel @4MP(30fps)/2-Channel @4K(30fps) Record in Widescreen, Quick Access QR Code Remote Viewing on iOS and Android Smartphone/Tablet Devices (w/ included Amcrest View app) The A2 Series Support camera's AI features, All AI features are controlled on the camera side so the AI features available on the NVR may depend on the model camera being used. There are No Built-In AI features associated with this NVR. Advanced H.265 compression technology lets you save on storage space which allows for longer recording times. H.265 technology compresses your video without sacrificing any of the UltraHD video quality Max 80Mbps Incoming Bandwidth, records 7 cameras @ 4K using H.264. Records 8 cameras @ 4K by changing default settings from H.264 to H.265 and adjusting bit rate to 1792 on each camera for maximum optimization Feature-Rich OSD: Camera Name, Time, Motion Detection, Video Loss, Lock, and Record Status Icons Multiple Trigger/Alarm Events: Recording, PTZ, Tour, Video Push, Email, FTP, and Buzzer Custom Record Modes (e.g. Manual, Scheduled, Motion Detection) and Record Intervals (1-120min) Pre-Installed 2TB Hard Drive (Supports Hard Drives up to 10TB) This product may contain components which are not NDAA compliant USB Backup Feature for Peace of Mind CAMERA FEATURES : 4K (8MP) @15fps High Resolution, 3840x2160P Remarkable FOV 112°, IR LED Night Vision Up to 98 feet IP67 rated Indoor/Outdoor Weatherproof; Metal Housing Dimension (L*W*H) : 6.9 x 2.7 x 2.7 inches.