VIVOTEK Progressive Scan CCD PoE Network Camera. Maximum resolution: 640 x 480 pixels, Video formats supported: MJPEG & MPEG-4, Frame rate: 30 fps. Minimum illumination: 1 lx, Viewing angle, horizontal: 26.7 °, Viewing angle, vertical: 20 °. Sensor type: CCD, Optical sensor size: 1/0.157 mm (1/4 "). Focal length range (f-f): 2.9 - 8.2 mm. Built-in processor: VVTK-1000 SoC