H.264 is the latest official video compression standard, which follows on from the highly successful MPEG-2 and MPEG-4 video standards and offers improvements in both video quality and compression. The most significant benefit for CCTV systems is the ability to deliver the same high-quality, low latency, digital video with savings of between 25% and 50% on bandwidth and storage requirements. Or to put it another way, deliver significantly higher video quality for the same bandwidth.