Holding up to 8 cameras with up to 4K+ 12MP resolutions, providing crystal clear footage & 24/7 recording, utilising the night vision capabilities of the cameras also. Keep an eye on your home or business the intelligent way, with alert notifications in real-time via the Reolink app when there is a person or vehicle detected, as well as two-way audio for communication and prevention response if required, providing peace of mind, wherever you are. Easy setup and stable connectivity with PoE technology. 24/7 Continuous recording — the Reolink IP cameras can record videos 24x7 and transmit HD recordings to Reolink NVRs 8 channels —expandable up to 8-channels with various Reolink devices, fit your specific needs Supports up to 12MP — real-time recording/port, bring you more secured world Pre-installed 2TB HDD — expandable to max. 12TB storage. (6TB/SATA & eSATA port). Reliable local storage Compatible with Reolink IP cameras — customise your own security camera system with different Reolink devices Plug and play PoE technology — needs only one network cable for both power supply and video signal transmission Reolink app - all reolink cameras can be viewed real-time in the palm of your hand wherever you are, via the reolink smartphone app. Manage and control your entire reolink security system(s), communicate with two-way audio with those that trigger your camera's notifications, access, download to your smartphone and even share your footage in just a few button presses. Peace of mind in the palm of your hand! Compatible with Alexa and Google Assistant screen devices.