Launched in 2012 by Zhejiang Dahua Technology Co., Ltd., HDCVI quickly gained international fame for becoming a brand new international standard for video surveillance, reviving the old coaxial-based technology. Throughout the years, this technology has never stopped evolving. 2 MP, 4 MP, and now this year, Dahua Technology brings HDCVI into the 4K Era. Dahua 4K-HDCVI adopts 4K Ultra HD image acquisition and back-end DVR storage. HDCVI technology architecture overcame the common bottleneck of transmission bandwidth to achieve high resolution video previously only available on IPC.