This series including below products:CAM-302B (1/3" LG B/W CCD/420 TVL/0.2 lux)  CAM-502B (1/3" Sony B/W super HAD CCD/420 TVL/0.05 lux)  CAM-702B (1/3" Sony B/W super HAD CCD/600 TVL/0.1 lux)  48dBSignal system: CCIR/EIA  Shutter speed:1/50 - 1/100,000 sec  White balance: auto white balance  Backlight compensation: auto backlight compensation  Lens mount: 2.8mm, 3.6mm, 6mm, 8mm,12mm,16mm lens selectable  Power requirement: DC 12V  Video signal output: BNC, 1Vp-p, 75 ohms  Operation temperature: -10 to 50 degrees Celsius  Humidity: 0 to 95%  Dimensions (diameter x H ): 38 x 38mm