Gigabit Fiber WDM Bi-Directional SFP Optical Transceiver Module
1000Base-BX-D (LC) Single-Mode Port, 40 km (25 mi.), BiDi WDM (RX1310/TX1550), MSA-compliant for Maximum Compatibility, Silver
1000Base-BX-D (LC) Single-Mode Port, 40 km (25 mi.), BiDi WDM (RX1310/TX1550), MSA-compliant for Maximum Compatibility, Silver