Single Cable PoE/Cat5 Ethernet Installation Simple single cable installation using a Cat5/Ethernet (POE) connection to your NVR security camera system. One cable provides power, video and audio. No BNC cable or camera power adapters are required! | Smart Human Detection- Using leading edge technology, the Defender Sentinel 4K camera can easily differentiate between humans, animals, and other objects and reduce unwanted alerts. Be aware of critical movement surrounding your home or business - up to 100 ft. away and receive instant notifications on our Defender Empower phone App. | ClearVu 4K Color Night Vision. View your property in vivid color in pitch darkness up to 100ft away with auto-activated colored night vision cameras. Stay protected 24 hours a day with full audio recording and a powerful LED motion activated spotlight | IP66 - Built Tough METAL Cameras Using the finest metal casing with premium finishing, these cameras are built tough and rated IP66 to provide maximum durability. Unlike the traditional plastic camera, this camera will not decay overtime and can with stand temperatures from -40 °F ~ 122 °F (-40 °C ~ 50 °C). It is UV light and dust resistant, offering ultimate protection from water ingress, and has enhanced heat dissipation. | No Monthly Subscription, Fees, or Hidden Costs Recording that never stops. NEVER PAY to store your recordings again! With a tremendous 1TB of built-in storage, record up to 10 days of continuous 4K Ultra HD recording. Moreover, Sentinel 4K POE system is internet optional giving you secure recording even if internet connectivity goes down. Recorded footage is never uploaded to the cloud and is stored locally for your eyes only.