Cloud access Use CCTV cloud technology to access live footage of your CCTV system on your smartphone! 720p HD quality Oracle supports AHD (analog high definition) cameras. Providing HD quality videos rather than standard anolog videos. Recorded 3 in 1 security system Traditional analogue cameras system using coaxial cable. Easy to install and setup. NVR (network video recorder) system. Uses IP cameras instead of analogue to provide high picture quality.Uses your existing ethernet or wireless network for connection. 4 TB HDD support Can support HDD up to 4TB. Store larger and many more videos onto your DVR. Has optional video backup onto pendrive. Motion detection Can record when camera detects movement. This can save space on your HDD. Can send email alerts when movement activity is detected, Night vision/waterproof Has night vision to provide surveillance during the night.