4PON EPON OLT with 10G uplink
BD-OLT-4000U 4PON EPON OLT provides 1 USB interface, 4GE(copper) and 4GE optical interface, 2*10Gb uplink interface, and 4 EPON ports for downstream. The EPON OLT can support 256 ONUs under 1:64 splitter ratio.