The E1MG-TX-ST is a Brocade E1MG-TX compatible copper transceiver module that has been designed, programmed and tested to work with Brocade brand switches and routers. It delivers dependable 1 GbE connectivity over copper cable, for 10/100/1000Base-TX compliant networks, with a maximum distance of up to 100 m (328 ft). Technical Specifications: Maximum Data Transfer Rate: 1000 Mbps (1 Gbps) Type: Copper Connection Type: RJ-45 Maximum Transfer Distance: 100 m (328 ft) MTBF: 510,469,759 hours Power Consumption: Low power consumption Digital Diagnostics Monitoring (DDM): No This SFP copper module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. StarTech.com SFPs All StarTech.com SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance.