SJ-L-DSL is a network signal extender device, which can transmit network signal via two-wire such as CAT5, telephone or coaxial cable, etc. The distance can reach 3,000m and max bandwidth can be up to 148Mbps. Meanwhile, it also can transmit telephone signal when transmitting network signal (adding an additional splitter). This device can be widely applied in network signal extending system, network security system, network information distribution system, network renovation and expansion systems, railway, urban traffic, mining and telecommunication, etc.
