Cisco - SFP+ transceiver module - 10GbE, CPRI - 10GBase-LR - LC single-mode - up to 10 km - 1260-1355 nm - for P/N: N540-12Z20G-SYS-A=, N540-12Z20G-SYS-D=, N540-28Z4C-SYS-D=, N540X-16Z4G8Q2C-A=