SJ-L-DSL (A/B or A1/B1) can transmit long-distance transmission of
network as long as 6,000 meters through twisted pair, telephone
line, coaxial cable, etc. And the maximum bandwidth can be up to
148Mbps. This device needs to be used in pair, one as a local
receiver and the other as a remote transmitter. When it transmits
network and also simultaneously transmit telephone signals (Need for connecting additional splitter ). So you can use the existing network of telephone lines for network signal transmissio