NTI Global Co., Ltd., is a professional manufacturer and exporter of Video Door Phone and CCTV camera, LCD module, CRT Module and Camera Module, which was established in South Korea in 1997, and setup its factory in China in 2003. We have expertise in making Video Door Phone, and offer a wide variety of solutions to home security. All the products have passed the safety certificate such as UL/CE/FCC/RoHS ect.