Product Description An OEM (Original Equipment Manufacturer) manufactures products or components that are purchased by a company and retailed under the purchasing company’s brand name. The term “OEM” refers to the company that originally manufactured the product. AC/DC power supply for CCTV device with CE UL FCC ROHS certifications Benefits of Ac To Dc Power Supply. The benefits of unregulated supplies are simplicity and low cost. There are various applications that do not need precise voltage output. Guang Er Zhong Electronic Ltd is specialized in power adapter、Switching Power Supply and transformers for 19 years,located in Guangdong province China. We have a professional and technical engineering team for product design. voltage adjust power adapter series (Plug in type)…