... .Lucency transfer FE1 (G.703) protocol 2.Support N*64Kbps(N=1-32 )rate 3.Choice ST, FC, SC ... speeds from 1 Kbps up to 2.048 Mbps (n*64K), the modem can also be set to ... Kbps.Features1.Lucency transfer FE1 (G.703) protocol2.Support N*64Kbps(N=1-32 )rate3.Choice ST, FC, SC optic ... fiber signal TX, RX WorkingAsynchronism, transparent transferE1port rate N*64Kbps(N=1-32)Optic port rate8.192Mbps E1 port coding ...