【Easy Installation & Easy to use】Cameras need to be plug in for power supply . NOT battery powered . Plug & Play. No need to run cable to connect the NVR and cameras. Just mount the cameras, plug in the adapters and go. No need to pair the NVR with cameras. Connect the NVR with the monitor （NOT INCLUDED） by HDMI or VGA cable, it can be operated by mouse and remote controller. | 【1080P HD NVR/1080P IP66 camera】This wireless camera has 1080P full HD resolution, high-power infrared LED, intelligent IR-Cut night vision up to 65ft and clear image by day and night. With aluminum housing, the security camera system can be used at villas, homes offices, shops, hotels, warehouses, schools or elsewhere you wish. Audio interface ensures you get living voice. | 【8CH Expandable camera system】 Provides you the flexibility to extend additional cameras. You can add more 4pcs 1080P cameras. But only Support Joustory wireless Cameras. | 【View from anywhere anytime】Setup with free App and scan QR code to access real image on phone. Check in on your home or business wherever you have an internet connection. Free App for Live View & Playback on Smart Devices with Wi-Fi or 4G Anywhere Anytime. | Note: Please note this is NOT battery powered camera; wireless means wireless internet connection, no need video cables, but still need to plug in power supply for camera and NVR; technology support