NVR will be delivered  randomly. If you need a specified NVR, please make a note in your order or contact us Real Plug N Play, Easy Setup This system features simplified Power over Ethernet (PoE) technology, with a single ethernet cable connecting each IP camera to the NVR for both power and video transmission, which allows you to DIY the camera position anywhere you want. Read Before Purchase-If you connect the system and it shows "video loss",please try below steps: Disconnect the NVR from the network first. Right click mouse> Main Menu> Set up> Advance> Reset, to reset the NVR. Right click mouse> IPC Channel Config> Search, after it search out the cameras, click auto add. Then you should be able to see the videos on the monitor. Customizable Motion Detection Area ZOSI PoE NVR security system allows you to customize the motion detection area in each camera, reducing the number of false alarms, to save your time and allows you to stay connected to all the unexpected movements. In other words ,you can block out select areas on each screen, this is to grant privacy in situations, people can not view of certain areas or activities. Rich Alerts When Something Happens Set motion detection, the instant notifications and email alerts will be pushed to your phone directly as long as the cameras detect moving objects, it will help you monitor smarter and keep you connected to what you cared while you're away. In order to help you solve the problems sooner, snapshots will come along with the alarming email.(Need to setup in the NVR system first). Local and Remote Access in Multiple Devices Local Access:Connect the system to a monitor or TV.( This system can work without Internet Connection,but if you need to view the cameras remotely,then you need to connect the NVR to internet. ) Remote Access:(Also need to connect the system to internet) Easily view/recording/playback on iPhone,Android,iPad and PC with WiFi or 3G/4G network anytime anywhere. Customize Each Camera with Different Record Modes 2TB SATA 6Gb/s 64MB Cache 3.5-Inch Seagate SkyHawk Lite hard drive adopt advanced ImagePerfect technology,support 24/7 continuous and cycle recording,it will overwrite automatically once memory is full,besides,motion detection recording allows to save space on the hard drive. The firmware improved stability at high workload levels (180TB/year), above many traditional desktop drives. You can customize each camera with different recording modes:Record footage continuously; Record during scheduled times; Only record when detect motion; Recycle record. Package Contents: 1 x 8CH 2MP PoE NVR (2TB HDD Built-in) 8 x 1080p IP Cameras 8 x 60ft RJ-45 Ethernet Cables for Cameras 8 x Mounting Screw bag 48V/2A power supply 2M Ethernet Cable USB Mouse