[2-in-1 CAM] XMARTO 16CH Security Camera System Outdoor Wireless, 6pcs 2-in-1 Cameras, 16CH 4K Long Range WiFi 6 Surveillance DVR NVR Kit, Pan Tilt Zoom 4MP QHD Home CCTV Camera Set w. 1TB Hard Disk

2 Cameras in 1The 2-in-1 camera has a stationary camera and a PTZ tracking camera. The 2 cameras let you monitor and record 2 sides with 2 pictures simultaneously. 4 cameras enable you to see & record 8 views of different directions, with the cost of 4 cameras only.
Standalone NVR with WiFi Routers insideThe 16CH 4K WiFi NVR is standalone with its own Linux Operating System and its own dual WiFi routers inside. All cameras connect to the NVR's own WiFi and they work as a CCTV system even you don't have Internet service. The cameras do not use your home WiFi bandwidth and is hassle-free to home network. The secondary WiFi lets you connect the NVR to Internet, just like how you use an iPad. The 16CH NVR lets you add 12 extra cameras if needed.
AI Auto TrackingYou can control the PTZ camera to move horizontally and vertivally to see every directions. You can also let the camera do it automatically with the AI Auto Tracking. It follows people, animals or vehicles and records activities.
Easy Remote ViewRegardless how many cameras you have, you only need to scan a QR code to add the NVR to the free XMARTO phone Apps. Then you can view all cameras with a single tap on a smartphone, from anywhere anytime. The camera system can also be viewed from tablets, PC, Mac and Alexa.
Long Range WiFi 6 for Easy InstallationEvolved to latest WiFi 6 technology, on open ground the XMARTO WiFi cameras can be installed up to 1300ft (400m) away from the NVR. In actual houses with walls & interferences, you can still mount the cameras a few hundred feet away. This makes it possible to use the cameras wirelessly