4K (3840x2160) resolution 3x (2.8~8.4mm) motorized varifocal lens 131 foot IR viewable range for low light/no light monitoring 30fps@all resolutions (H.265/H.264) Day & Night (ICR), extremeWDR, Defog Shock detection, Loitering, Directional detection, Face/Upper Body detection, Fog detection, Audio detection, Digital auto tracking, Sound classification, Tampering Motion detection, Handover, Audio event playback PoE / 12V DC, Optional 24V AC, Bi-directional audio support