C2G/Cables to Go 39521 Cisco GLC-SX-MM Compatible 1000Base-SX MMF SFP (mini-GBIC) Transceiver Module, TAA Compliant SFP (mini-GBIC) transceiver module designed for use with Cisco network equipment LC ports designed for use with Multimode Fiber 850nm wavelength signaling Supports up to 550 meters of cabling Meets the requirements for TAA Compliance