Funlux&reg; 8CH 960H HDMI Surveillance DVR with 4 CCTV High Resolution Home Security Camera System - Day / Night - Indoor/ Outdoor - No Hard Drive - Scan QR Code to Remote Access - Free Mobile APP - Push Alerts on Cell Phone Chose by the Pittsburgh Police "Virtual Block Watch" Program Scan QR Code Super Easy Set Up. Power-over-Ethernet! Do It By Yourself! Mobile Push Alerts & Email Notification When Motion Detection. Free APP for Live View and Playback on Smartphone Devices 2 Year Free Warranty + 60 Days Return, Lifetime Technical Support