> Powerful 23x optical zoom > High resolution@650TVL/540TVL > DWDR, Day/Night (ICR), DNR (2D&3D), Auto iris, Auto focus, AWB, AGC, BLC > Max 300°/s pan speed, 360° continuous pan rotation > Up to 255 presets, 5 auto scan, 8 tour, 5 pattern > Built-in 2/1 alarm in/out > Support intelligent 3D positioning with DH-SD protocol > IP66