The TP-Link MC100CM is a 10/100Mbps fast Ethernet fiber optic multi-mode media converter that provides reliable network connectivity via wired-Ethernet (RJ-45). With unmanaged network management, this media converter is easy to use and suitable for various networking needs. The compact design, measuring 2.9 inches in length, 3.7 inches in width, and 1.1 inches in height, makes it ideal for space-constrained environments. With a manufacturer warranty of 2 years and an interface of optical SC, this TP-Link media converter is a dependable choice for fiber optic networking.