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 cameras Overview: No Need Wires Anymore, No Exposed Lines Anymore, More Beautiful, More Hidden, More Safely. Suitable for Home and Small Project, hlep to Record, Playback and Remote View Strong Anti-Interference and 65ft Night Vision, 1080P Image Sensor Makes More Clear and Stunning Supports Multi-Alarm Triggered (Video Loss, Motion Detection) and Alarm Alert View the Video on the Mobile App from Anytime and Anywhere. Set Your Recording Schedule. Set the record on specific time, alarm or movements according to your surveillance needs. Keep an eye on your kids, eld NVR Specification: 1. 4 channel 1080P wireless Network video recorder 2. Built-in WiFi Module with high-performance and high stability 3. Automatically connection between NVR and IPC 4. Support video preview/recording/playback/USB backup 5. Support the mixed use of wireless and wire, support difference scene 6. Support Android/IOS/PC Remote view 7. Get Instant email alerts if motion detected 8. 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: 36pcs LEDs with IR-CUT function Night Vision: 100ft(30m) Weatherproof: IP67 Package Includes 1 PCS * 4CH 1080P WIFI NVR 4 PCS * 1080P WiFi IP cameres 4 PCS * Adaptor for IP camera 1 PCS * Adaptor for NVR 1 PCS * IR Mouse 1 PCS * 1TB Hard Drive (pre-installed)