4XEM 4X-IP7142. Maximum resolution: 720 x 480 pixels, Video formats supported: MJPEG & MPEG-4, Frame rate: 25 fps. Minimum illumination: 0.68 lx, Viewing angle, horizontal: 23 °, Viewing angle, vertical: 14.8 °. Sensor type: CMOS, Optical sensor size: 1/0.13 mm (1/3.3 "). Focal length range (f-f): 3.3 - 12 mm. Built-in processor: VVTK-1000 SoC