Zosi 8CH 1080P CCTV NVR - 8 channels

2K HD Resolution: With 3MP HD resolution cameras, up to 100ft night vision, you can get a sharp and crisp image day or night with the camera's automatic IR-CUT filter. 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. Alert Notification: Our mobile device will receive instant alerts with snapshots & records. 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. Remote Access: Free App for Live View & Playback on Smart Devices with WiFi or 2G/3G/4G Anywhere Anytime. 24/7 Recording: 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. If you have any product problems, please contact us anytime