SDH/PDH Transmited Machinery

4&8E1 PDH fiber optic Multiplexer provides 4/8*E1, 1*100M Ethernet interface, 1*RS-232 interface and 1*public affair telephone. And provide double optic interface 1+1 backup function, and optic interface ALS（Automatic Laser Shutdown/Reduction）and V.35 Module can be selected.4&8E1 PDH fiber optic Multiplexer could realize the 4/8*E1 data directly and transfer to the fiber, and could provide the steady transmission line for the computer, router etc.4&8E1 PDH fiber optic Multiplexer can be used to extend the transmission distance without performance degradation via fiber cable between the Fast Ethernet Twisted-pair devices transparently.4&8E1 PDH functions include:�Providing 4/8E1 channels , 1 Full rate 100 Base-T channel, 1 RS-232 channel.�Providing 1 alarm channel, 1 network management channel, 1 public affair telephone.�Ethernet : Auto-Negotiation on Half / Full Duplex Mode and 10/100 Dual Speed.�Providing functions of concentrated supervision , alarming and E1 remote loop.

I'm jessica, as a salesman of Beijing Orient King-Tech Co., Ltd. Our company is an independent company with scope of comprehensive business integrated by technology R&D, industry and trade. It is one of the first five private enterprises in Beijing which have achieved authorization of dealing in import and export business and it hasbeen recognized as an ?high-tech enterprise? byBeijing Science & Technology committee. Bokco devotes itself mainly to R&D, production, and sales of high-tech products such as optical and electronic devices and meters, testing systems, tele-communication equipment, import and export business, supply of material, large machinery, contracts for engineering projects at home and abroad, information consultation, chemical products, metal and non-metal material as well as products, etc.