ABUS TV7181. Maximum resolution: 500 x 582 pixels, Analog signal format system: PAL, PAL resolutions: 500 x 582 pixels. Minimum illumination: 0.5 lx, White balance: Auto, Camera shutter type: Electronic. Optical sensor size: 1/0.157 mm (1/4 "). Lens diameter: 3.6 mm. Connectivity technology: Wired