Troubleshooting:①Please noted that Wireless system did not mean you can use without any cable but you still have to use power cable to power on the camera and nvr and ethernet cable to connect nvr and router if you want to remote view.②This system is 4ch camera system, can not add more than 4 camerasOverview:This All-in-One 4 Channel NVR Kit Allows 4 Outdoor 1080P Cameras to Connect and Set Up in Just Minutes. No Need Wires Anymore, No Exposed Lines Anymore, More Beautiful, More Hidden, More Safely.Suitable for Home and Small Project Which Help You Record, Playback and Remote View.Strong Anti-Interference and 65ft Night Vision, 1920*1080 Image Sensor Makes More Clear and Stunning Picture and Video.Supports Multi-Alarm Triggered (Video Loss, Motion Detection) and Alarm AlertView the Video on the Mobile App from Anytime and Anywhere. Very Convenient.Set Your Recording Schedule. Set them to start and stop recording based on time, alarm or movements according to your surveillance needs.Keep an eye on your kids, elderly family members, and even pets when you're out and about.NVR Specification:4 channel 1080P wireless Network video recorderBuilt-in WiFi Module with high-performance and high stabilityAutomatically connection between NVR and IPCSupport video preview/recording/playback/USB backupSupport the mixed use of wireless and wire, support difference sceneSupport Android/IOS/PC Remote viewGet Instant email alerts if motion detectedSupport 1 SATA port, up to 4TB each, 2 USB2.0 port for operation of mouse control, back up, upgradeIP Camera SpecificationImage Sensor: 2.0 Megapixel 1/3" Progressive Scan SensorResolution: 1920*1080Lens: 3.6mmIR LEDs Amount: 24pcs LEDs with IR-CUT functionNight Vision: 65ft(20m)Weatherproof: IP66Package Includes1 PCS * 4CH 1080P WiFi NVR4 PCS * 1080P WiFi IP cameres4 PCS * Adaptor for IP camera1 PCS * Adaptor for NVR1 PCS * IR Mouse1 PCS * 1TB Hard Drive (pre-installed)