... -45 connectorGLC-SX-MM=1000BASE-SX SFP transceiver module for MMF, 850-nm wavelength, dual LC/PC connectorGLC-LH-SM=1000BASE-LX ... /PC connectorGLC-ZX-SM=1000BASE-ZX SFP transceiver module for SMF, 1550-nm wavelength, dual LC/PC connectorSFP Transceivers (continued)GLC-BX ... RX wavelength, single LC/PC connectorGLC-2BX-D=Dual-channel 1000BASE-BX10 SFP module for single-strand SMF, 1490-nm TX/1310 ...