【4K 8.0MP Ultra High Definition and 100ft Night Vision】Four times the resolution of 1080P. This ultra HD 4K CMOS Image Sensor allows the camera to capture more light, which improves color, contrast, and low-light performance. In 4K resolution. Record everything with sharper details with the high Pixel count and be able to digitally zoom into far away objects without losing any quality. Up to 100ft night vision in total darkness and 200ft Night vision in ambient light. | 【Stable Plug and Play PoE System】A single ethernet cable runs power and video transmission simultaneously between the 4K NVR and 8MP IP camera, making it easier to set up. Unlike the CCTV DVR systems, videos from the IP camera system will not be degraded or destroyed by cables. The digital signal will keep a real 8mp high-definition image via ethernet cables. | 【Customizable motion detection zone and Smart Light Alarm】This camera is alert and ready to react to any potential danger via a smart light alarm system. Be notified when there are unexpected movements. Smart notifications with images will be pushed to your smartphone via the ZOSI Smart app. You also can set up the detection zone to minimize false alarms. | 【View from anywhere anytime】The free app Zosi Smart lets you see all of your cameras in one place. Check in on your home or business wherever you have an internet connection. Free App for Live View & Playback on Smart Devices with WiFi or 2G/3G/4G Anywhere Anytime. | 【Continuous 24/7 Recording with 2TB Hard Drive】Built-in 2TB Security Grade Hard Drive, users are provided reliable 24/7 recording.Support ultra-long continuous recording and backup by USB. NVR can be set to automatically overwrite the oldest internally stored footage or you can transfer those video files by USB to a memory stick or external Hard Drive.