PROLINE UK, PR-100IR/D/Vseries of indoor dome surveillance IR CCTV cameras have a 1/3" &1/4” color Sony CCD & high quality infrared sensitive sensor with high quality IR LEDs (PR 159V @ 22 IR LED’s , PRD 100 IR @ 18 IR) that give you a viewing range of up to 20/30 meters in total darkness as the size of PRD 100 IR is higher. The cameras are equipped with Sony CCD as well as Sony DSP.The super high resolution Sony Ex View CCD with 480 TVL resolution enhance the image to the highest quality level and offer crispy image with very negligible loss. These cameras are designed for very sensitive applications where quality and stability along with long life of LED’s and efficiency is a prime criteria. Their high sensitivity and resolution provide superior performance in most environmental conditions. These cameras a very much famous in industry are known for their easy installation and excellent features. As a whole these Cameras provide optimal picture quality.PRD 100 IR is recommended for high risk applications while as PR 159V is recommended for mid risk applications as the material & IR distance varies due to size of individual LED’s concerned with the wavelength of same.