The Intel SPTSBP2CLCKV  is a 100G CWDM4 QSFP28 optical transceivermodule used for high-speed data center and network connections. 

Compliant with CWDM4 MSA optical interface specification, with reach upto 500 m, 2 km, or 10 km

Compact QSFP28 form factor for high faceplate density in networkingequipment

Compatibility with single-mode fiber connectors and cable infrastructures

CWDM wavelength grid (1271, 1291, 1311, and 1331 nm) for uncooledoperation

Electrical interface compliant with IEEE 802.3bm CAUI-4 standard

3.5 W maximum power dissipation

Full module diagnostics and control through I2C, compliant with SFF-8636spec

Works over standard single-mode fiber (SMF-28). Nopolarization-maintaining fiber (PMF) is required.