Enables full-duplex communication over dual fibers or bidirectional (BIDI) transmission over a single fiber using different wavelengths. Multi-mode links can be used for data rates up to 800 Gbit/s. Multi-mode fiber has a fairly large core diameter that enables multiple light modes to be. Fiber Optic Transceivers are compact devices designed to transmit and receive data over a fiber optic cable. In fiber optics, the data is sent in the form of light pulses or signals at high speeds and over long distances. The fiber optic transceivers convert the electrical input received from. The dual type has two ports, while the single type has just one. Both have distinct characteristics that impact performance, cost, and application suitability. Understanding their differences is essential for businesses looking to. Single mode fiber (SMF) uses a very small core, typically around 9 microns, allowing only one mode of light to travel.