***** **********Best Quality Guranteed. *****Compatible for Cisco SFP-10G-LR Meraki MA-SFP-10GB-LR, Ubiquiti UF-SM-10G, Netgear, D-Link, QNAP, Mikrotik, Supermicro, and Other Open Switches. 2-Pack (TWO TRANSCEIVERS INCLUDED). *****Duplex LC connector link Single-Mode fiber patch cord, reach 10km ( 6.2 miles), wavelength: 1310nm, SMF. *****Operating Data Rate up to 10Gbps, applicable to the switch, server, router, network card, media converter and other equipments with 10 gigabit SFP+ optical port. *****It can quickly find out the fault location of the optical fiber link with its superior DDM function, Easy to Install, Plug and Play. *****Enjoy 30-day free-returned and 3-year warranty service.