QSFP 40G SR4 Cisco SFP GLC Module 40GBASE SR4 QSFP Transceiver Module Product Code QSFP-40G-SR4 Description Cisco 40GBASE-SR4 QSFP Module for MMF Dimensions 13.5 x 18.4 x 72.4 mm Wavelength (nm) 850 Cable Type MMF Core Size (microns) 50.0 50.0 50.0 Modal Bandwidth (MHz-km) 500 (OM2) 2000 (OM3) 4700 (OM4) Cable Distance 30m 100m 150m Power Consumption (W) 1.5 Pull Tab Color Beige