Eltech Communications Co., Ltd. is a manufacturer of fiber optic communication products based in Shenzhen, China. Established in 1997, the company specializes in designing and manufacturing over 30 different Ethernet, Voice, and Data fiber optic communication products for various networking applications. Their product portfolio includes Fiber Optic Multiplexers, Fiber Optic Video Multiplexers, Fiber Media Converters, Interface Converters, ADSL Modems, Audio-video Coders & Decoders, GSM Fixed Wireless Terminals, E1 DXC Multiplexers, GSM to PSTN Converters, SFP Modules, TDMoIP Equipment, and Optical Routers. Eltech Communications operates a factory and offers OEM services. The company employs between 101 and 200 people and is ISO 9001 certified, emphasizing quality through extensive on-site testing equipment to ensure products meet industry and environmental specifications. They utilize modern FPGA technology for product design, focusing on low power consumption and easy upgrades, and provide a 3-year warranty on all products.