Size Name:10GBase-SR: 300m Colour Name:for Cisco Compatible Cisco P/N: SFP-10G-SR 10GBASE-SR SFP+ transceiver module for MMF, 850nm wavelength, LC duplex connector. Wave Length: 850nm Reach: 300m Fiber Type: MMF Tx Power(dBm): -6~-1 Rx Sens.(dBm): < -11.1 Temp.(℃): 0~70