| Wavelength | BIDI (single fiber bi-directional) Tx 1550nm / Rx 1310nm |
| Fiber type | Single mode |
| Connector type | LC |
| Maximum distance | 40 km |
| Data Link | Up to 1.25Gb/s |
| Ethernet | 1000Base-LH |
| Operating temperature | 0° C ~ 70° C |
| Compatible Model | SFP-1310EX-40SMF-LC |
| Installation | For a fiber link, the RG-GE-SFP-LH40-SM1310-BIDI model should be used at one end and the RG-GE-SFP-LH40-SM1550-BIDI model at the other end. |