MikroTik Two x SFP (1.25G) module kit, 20Km, single mode

The MikroTik S-35/53LC20D is a pair of SFP transceivers, the S-35LC20D is a 1.25G single mode optical SFP module with a LC connector, T1310nm/R1550nm, which works for connections up to 20km and supports DDM. The MikroTik S-53LC20D is a 1.25G single mode optical SFP transceiver with an LC connector, T1550nm/R1310nm, which works for connections up to 20km and supports DDM.