The Fluke SFP-1000SX SX Gig Fiber SFP 850nm Transceiver with DDM is an accessory item for Fluke Networks test equipment. It features plug and play capability which makes installation simple. Can be used on multimode fibers and is mini-GBIC Interface complaint. The SFP 850nm transceiver is designed for high performance integrated duplex data transmissions over optical fiber with a data transfer rate of 1.04 gigabit/sec.