【Expandable Audio】 ONWOTE 16 Channel 4K H.265 NVR (12) 3X Optical Zoom Autofocus Audio PoE Security Camera System 4TB HDD, 2.8-8mm Motorized Lens Outdoor 5MP IP PoE Ethernet Security Camera, 130ft IR

Upgraded from a dvr system made by q-see. This system is awesome and easy to use. Customer service is great.POE is the way to go. Cameras are great and the app for the iphone is good. I like the short video that comes in notifications that shows you what set the motion alert off.Would buy again!