Embedded with Smart Detection Equipped with cutting-edge smart detection technology, this security system is intelligent enough to distinguish people and cars from other objects and gives you true peace of mind by eliminating false alarms View Everything in 4K Ultra HD 4K Ultra HD (8MP, 3840 x 2160) delivers almost 4 times the clarity of 1080p, and by a wide margin, outshines 5MP/4MP Super HD. This superior kit can show the finest key details in vividness, even when you digitally zoom in, so that every ambiguity in video footage you met before is cleared up Ultra-Clarity Also at Night The 18pcs powerful infrared LEDs in each 4K security camera emit invisible lights that pierce the darkness up to 100 feet. Plus, advanced 3D-DNR technology dramatically reduces noise levels – ensuring clearer, sharper and smoother night performance PoE — Easy Setup, Even for a Beginner A real plug and play security system! It features PoE (Power over Ethernet) and needs only one network cable for both power supply and video signal transmission. Easy wiring – the wiring process can't be simpler for DIY enthusiasts and beginners Non-Stop Recording With a pre-installed 2TB HDD and the storage capacity of up to 12TB, this 8-channel 4K security camera system supports simultaneous live feed and 24/7 recording of all cameras. You will have all-day videos without missing a beat Work with Various Reolink IP Cameras This 4K home security camera system can be expanded up to 8-camera kit with Reolink IP cameras without any compatibility issue - bullet, dome or PTZ; 12MP, 8MP, 5MP, or 4MP - to fit your specific needs * The Reolink NVRs work with Reolink security cameras ONLY