Shell: Double duke Anti-stick shell Type: Sony 1/4?Color CCD Signal system: PAL / NTSC Resolution: 480 TVL Illumination: 0.2 LUX / F1.6, 0.02LUX D/N S/N rate: >= 50DB Lens: Canon 1/4 Zoom lens PAN speed: 20 Deg / s PAN rate: 355 Deg Tilt speed: 20 Deg / s Tilt rate: 0 ~ 90 Deg Iris: Auto / Manual Focus: Auto / Manual Power Supply: AC 24V 5W Current consumption: 1500 Ma 220X zoom, 9' shell