SFP-10G-USR Huawei SFP-10G-USR is a 10GBase-USR Optical Transceiver. Its a Multi-mode Module. Specification Transceiver form factor SFP+ Transmission speed 10 Gbit/s Center wavelength (nm) 850 Standard compliance 10Gbase-USR Connector type LC Applicable cable and maximum transmission distance Multimode fiber (OM3): 0.1 km Transmit power (dBm) -7.3 to -1.0 Maximum receiver sensitivity (dBm) -10.7 Overload power (dBm) 0.5 Extinction ratio (dB) 3.0 Operating temperature 0C to 70C (32F to 158F) Net Dimension(D x W x H mm) 145 x 80 x 35