The BLACK BOX CORPORATION LMC1009A-R3 is a Gigabit Ethernet media converter designed for IT environments requiring the extension of network connectivity over single-mode fiber. This device facilitates the conversion of 1000-Mbps copper Ethernet signals to 1000-Mbps single-mode fiber, enabling data transmission over longer distances than traditional copper cabling. The converter operates at a wavelength of 1310nm and supports distances up to 10km, utilizing LC connectors for fiber termination.