The Cisco-compatible SFP transceiver provides up to 10km of 100Base-BX throughput over single-mode fiber (SMF) using 1310nm-TX/1550nm-RX wavelengths via LC simplex connectors. This bi-directional unit must be used with another transceiver or network equipment of complementary wavelengths. It provides 100BASE Ethernet connectivity options for Fast Ethernet and Data Centers.