• 100% CISCO GLC-LX-SM-RGD COMPATIBLE: Works with Cisco switches like Firepower, ASR920, IE2000, IE4000, ASR1000 and others • TECHNICAL SPECS: 1000BASE-LX / 1 Gbps / Single Mode (SMF) / LC Connector / 1310nm / Digital Diagnostic Monitoring (DDM) / Distances up to 10km (6.2mi) • TESTED FOR OEM HOST COMPATIBILITY: Hot-swappable in Cisco routers and switches; DDM support reports the transceiver's status to most SNMP network management tools • WORKS WITH MSA COMPLIANT SWITCHES: Also works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules • THE IT PRO’S CHOICE: Designed and built for IT Professionals, this SFP module is backed for life (lifetime of module, not network switch), including free lifetime 24/5 multi-lingual technical assistance.