RX-70KM-SFP Compatible SFP Single Mode Module. 100% compatibility with Juniper RX-70KM-SFP guaranteed - Lifetime Warranty on all StarTech.com SFP modules - Maximum transfer distance of 70 km (43.5 mi) - SFP (Mini-GBIC) meets or exceeds OEM specifications - SFP transceiver module complies with MSA industry standards - 1000Base-ZX Fiber transceiver has low power consumption - Hot-swappable with other fiber optic modules - Single Mode connector with Digital Diagnostic Monitoring (DDM) - MTBF: 53,972,659 hours.