Huawei OSX010000 compatible optical transceiver SFP+ LR for 10 Gigabit Ethernet over long-distance single-mode fiber connections. Supports data rate of 10Gb/s, wavelength 1310nm, and 10GBASE-LR operation with transmission distance up to 10km over SMF. The transceiver uses SFP+ form factor and LC duplex connector, is MSA compliant, and supports DDM for digital diagnostics monitoring. Optical features include DFB laser, PIN photodiode, transmission power from -8.2 to +0.5 dBm, receiver sensitivity better than -14.4 dBm, receiver overload at 0.5 dBm, extinction ratio above 3.5 dB, and power consumption up to 1W. It is suitable for business networks, telecommunications, and data center connections where reliable long-distance 10G connectivity is required.