EverFocus Polestar II ED610. Analog signal format system: NTSC, PAL, NTSC resolutions: 768 x 494 pixels, PAL resolutions: 752 x 582 pixels. Minimum illumination: 0.0002 lx, White balance: Auto, Manual, Camera shutter type: Electronic. Sensor type: CCD, Optical sensor size: 1/0.118 mm (1/3 "). Digital zoom: 32 x, Focal length range (f-f): 2.8 - 10 mm. Connectivity technology: Wired