Shell: Double duke metal Anti-stick shell Type: Sony 1/4' Color CCD Signal system: PAL / NTSC Resolution: 480 TVL Illumination: 0.2 LUX / F1.6, 0.001LUX D/N S/N rate: >= 50DB Lens: Canon 1/4 Zoom lens PAN speed: 20 ~ 255 Deg / s PAN rate: 360 Deg Tilt speed: 20 ~ 120 Deg / s Tilt rate: 0 ~ 90 Deg Iris: Auto / Manual Focus: Auto / Manual Preset: 128 Presets, 6 cruising track way. Power Supply: AC 24V 5W Current consumption: 1500 Ma 22*10X zoom rate D/N