Reolink Wireless Security Camera System 1080p Full HD 4 Channel WiFi NVR Hard Drive Home Business Monitor 24/7 Stable Recording RLK4-210WB2 SIMPLE INSTALLATION & EASY SETUP: Easiest wireless security camera system ever! Cameras are auto-paired with NVR's WiFi network after plugging in the power adapter to an outlet, Just power on and all is done. No configuration! Except the power cable, no extra cable for the cameras is required. It releases you from messy cablings. A real plug and play system  installation cant be simpler for DIY enthusiasts! RELIABLE 24/7 CONTINUOUS RECORDING: Record videos day and night non-stop in the 4 channel NVR with 1TB HDD. Up to 4TB external hard disk drive is also supported. STUNNING 1080P RESOLUTION FULL HD VIDEOS: 2pcs 2MP wireless cameras let you see true sharp video streaming of your home and business. Much clearer and shaper than 720p cams. GOOD NIGHT IMAGE QUALITY, UP TO 100 FEET: 36pcs infrared LED lights ensure a long night vision distance in low lighting conditions, for 24-hour home outside monitoring and surveillance. SMART AND REAL-TIME MOTION DETECTION ALERTS: Immediately send you email with photos or 30-second video clips and push notifications to your iPhone and Android phone whenever an invasion happens.