Ultra High Definition 4K (3840x2160) FOUR TIMES the resolution of 1080P! 8 Channel NVR Security Camera System with (4) H.265+ 5MP @30FPS Weatherproof Full-Time Color Night Vision Two-Way Audio 2.8mm Wide Angle PoE IP Turret Cameras Face Recognition / Human / Vehicle Smart AI Detection - Our AI Camera's built-in intelligent facial recognition and Human/Vehicle detection software automatically recognizes familiar faces or people or car to maximize security and eliminate false alarms. You'll instantly know if unknown faces or persons or vehicle arrives on your property with advanced AI motion detection technology High Quality 2-Way Talk - Stay in touch with built in speaker and mic, listening and responding to what is going on while watching. Ask Intruders get away from your house, or ask delivery man put the package at door, or chat with people on your property by simply pressing button from phone app. View and Record in Widescreen with Remote Viewing on Computer, Phone and Tablet devices. Plug&Play setting up is so easy! Simply connect the ip Cameras to NVR and download the smartphone App and scan the NVR QR code, you are ready to being live viewing and recording. Floodlight and Siren Alarm will be triggered once motion detected, scare intruders away before they get into your house. Alarm area, Time and Siren Sound can be customized from phone app easily Support Cloud Storage (Google Drive & Dropbox) / Cloud Upgrade with One-Click. Pre-installed 1TB Hard Drive (Total up to 12TB). Two Year Warranty and US-based Free Tech Support Overview True Ultra HD 4K 8-Megapixel Resolution - GW 4K (8MP) cameras use advanced 8-Megapixel STARVIS image sensors and have approximately FOUR times the amount of pixels as a 1080p HD camera. Our 8.0 Megapixel 4K cameras are capable of true HD 2160p resolution (3840 x 2160), giving sharper and larger image and video than 4MP or 1080p security cameras. This higher resolution is the same as a high definition 4K television and movie that consumers are use to. Get the big picture - Each IP camera delivers 8.0 megapixel at 3840 x 2160 pixels with sharper and larger image and video than 4MP cameras. The latest Starvis Starlight Technology - It realizes full color video recording at night in very low light conditions which other infrared camera can't do. AI Human & Vehicle Detection - You'll instantly know if a person or a car arrives on your property with advanced person motion detection technology. This AI technology reduces false alerts and only sends relevant person snapshot images & push notifications to your email or Phone. H.265+ Technology - H.265+ is the latest video compression which brings extensive possibilities and optimism to IP Camera, it also helps keep files sizes low without losing the 4K video quality. Power Over Ethernet - A single network cable directly connects each IP camera to the PoE switch supplying both power and a video signal. This time no extra power cable needed just plug one cable for one camera and its on the go. Network Remote access - Supports Remote View via smartphone & PC with each of those systems below: Windows XP, 7, 8, 10, 11, Mac, iPhone, Android.