Dahua Network Video Recorder is an IP-based device used to record and play back the images/videos from the IP cameras. Since it is part of a network, NVR can be managed and accessed remotely over the internet. Simultaneous actions of recording and streaming is possible with the Network Video recorder. Dahua NVR comes in varied models and it Enterprise Hard Drives & SSDs. Exos X Series. Exos X24. Capacity 24TB, 20TB, 16TB, 12TB. Performance, Sustained Data Rate (SDR) Up to 285MB/s. Technology Helium. SED-FIPS Options Seagate Secure™ SED, Seagate Secure SED- FIPS, Common Criteria. MTBF 2.5M hours. Limited Warranty 5 years. Unlike normal PC HDDs, surveillance hard drives are built to record data 24/7 from multiple camera streams or channels. A desktop drive can eventually fail under constant, 24-hour operation. So if you are setting up a CCTV, it's better to choose video-optimised surveillance drives. Hard drives have been engineered with spin rates as low as 1200 RPM and as high as 15K RPM. But today's most common RPM rates, in both laptop and desktop PCs, are between 5400 and 7200 RPM. Given two identically designed hard drives with the same areal densities, a 7200 RPM drive will deliver data about 33% faster than the 5400 RPM drive. Can the surveillance hdd be used for gaming and other everyday activities in a PC? Does it perform them better than a normal desktop hdd? And in the end which one should i buy if it's Table of Contents What is Special About Surveillance Hard Drives? Surveillance hard drives are storage drives that store a vast amount of data inside a surveillance system. Be it for home security systems or commercial level security, you will find this sort of hard drive at the center of it all. 71BDR.

difference between surveillance hdd and desktop hdd