100% compatibility with Extreme Networks 10057 guaranteed Lifetime Warranty on all StarTech.com SFP modules Pairs with 10056 ST Maximum transfer distance of 10 km (6.2 mi) SFP (Mini GBIC) meets or exceeds OEM specifications SFP transceiver module complies with MSA industry standards 1000Base BX U transceiver has low power consumption: < 1.3W Hot swappable Single Mode connector with Digital Diagnostic Monitoring (DDM) MTBF: 286,217,327 hours