ZOSI 2K Wireless Security Camera System,2K H.265+ 8CH NVR with 1TB Hard Drive,4pcs 3MP WiFi Surveillance Cameras Indoor Outdoor,Night Vision,Motion Detection,Remote Access,for Home 24-7 Recording

【8CH 2K WiFi NVR Security Camera System】With 3MP HD resolution cameras, You can get a sharp and crisp image day or night with the camera’s automatic IR-CUT filter. Up to 100ft night vision.
【Human Detection & Smart Light Alarm】This camera is alert and ready to react to any potential danger via a smart light alarm system – triggered by human motion events or controlled manually to keep troubles away. And your mobile device will receive instant alerts with snapshots & records.
【Remote Access & Two-way Audio】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 through the ZOSI Smart App. Free App for Live View & Playback on Smart Devices with WiFi or 2G/3G/4G Anywhere Anytime.
【24/7 Recording with 1TB Hard Drive】With 1TB Security Grade Hard Drive,Users are provided reliable 24/7 recording. Support long continuous recording and backup. 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.
【Noted】The cameras and the NVR require the power connection. They are not Battery Cameras. Wireless security cameras connect wirelessly to a NVR. They are designed for continuous recording, which requires them to be plugged in to a power source.