- Up to 20 km transmission distance with 9/125 μm SMF (Single-Mode Fiber)
- Bidirectional WDM communication on a single fiber
- Compatible with Small Form Pluggable Multi-Source Agreement (SFP-MSA)
- Supports Digital Diagnostic Monitoring (DDM)
- Hot-swappable module design
- Work with TL-SM321B as a pair
- SPEC: LC Connector, TX:1550nm/RX:1310nm, Single-mode, 20 km