The HW SFP-25G-eLR-BXD1-I compatible SFP28 transceiver provides up to 20km of 25GBase-BX throughput over single-mode fiber (SMF) using 1330nm-TX/1270nm-RX wavelengths via LC simplex connectors. This bi-directional unit must be used with another transceiver or network equipment of complementary wavelengths.It provides 25GBASE Ethernet connectivity options for 25G Ethernet, telecom, data center and 5G Network Fronthaul. It is fully compliant with SFF-8472, SFF-8402, SFF-8432, SFF-8432, MSA and eCPRI standards.