Troubleshooting: ?Please 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 nor and Ethernet cable to connect nor and router if you want to remote view. Overview: 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 Alert View 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: 8 channel 1080P wireless Network video recorder Built-in Wi-Fi Module with high-performance and high stability Automatically connection between NVR and IPC Support video preview/recording/playback/USB backup Support the mixed use of wireless and wire, support difference scene Support Android/IOS/PC Remote view Get Instant email alerts if motion detected Support 1 SATA port, up to 4TB each, 2 USB2. 0 port for operation of mouse control, back up, upgrade IP Camera Specification Image Sensor: 2. 0 Megapixel 1/3" Progressive Scan Sensor Resolution: 1920*1080 Lens: 3. 6mm IR LEDs Amount: 24pcs LEDs with IR-CUT function Night Vision: 65ft(20m) Weatherproof: IP66 Package Includes 1 PCS * 8CH 1080P Wi-Fi NVR 8 PCS * 1080P Wi-Fi IP cameras 8PCS * Adaptor for IP camera 1 PCS * Adaptor for NVR 1 PCS * 1TB Hard Drive (pre-installed)