ZOSI 16CH 4K Spotlight PoE Security Camera System with 4TB HDD,16Channel 8MP NVR,12pcs 5MP PoE IP Cameras Outdoor,Two Way Audio,100ft Night Vision,Person/Vehicle Detection,for Home 24-7 Recording - 16DK-1825W12-40-US

• 【HD 5MP Video and 100ft Night Vision】Capture crystal clear videos day & night with 5 megapixel super high definition video, 2.5 x better than 1080P full HD, super high definition video to see every detail and protect your premises. Up to 100ft night vision and with advanced starlight sensors can see brighter full-color nighttime videos, providing users with crystal-clear footage during day and night. 【Person Vehicle Detection & Smart Alerts】ZOSI smart camera has AI detection, it can more accurately detec person and vehicle, and you can custom the alerts specific areas to reduce unnecessary notifications. This Surveillance Camera equips with a siren and spotlight as a deterrent, reacting to any potential danger. 【Two Way Audio & Remote Access】Built-in mic and speaker let you stay in touch with your household. Check in with the family or tell your dog to stop barking, or say hello to the delivery man through the free App. You can live view & playback on mobile phone anywhere anytime. And you can choose the date and time you want to play back on the timeline so you don't miss any important moments. 【16CH Camera System & Plug and Play PoE System】This is 16Channel 8MP PoE NVR, you can add more (only ZOSI) 8MP, 5MP or 2MP POE Bullet or dome cameras. This simple PoE connection makes it easier to set up and install your home security camera system. Unlike the CCTV DVR systems, videos from the IP camera system will not be degraded, the digital signal will keep a real 8mp high-definition image via Ethernet cables. 【24/7 Home Recording with 4TB Hard Drive】Built-in 4TB 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.