QSFP (Quad Small Form-factor Pluggable) is a type of transceiver used for high-speed data transmission. It is a compact, hot-pluggable device that is used to connect a network device to a fiber-optic or copper network. It is commonly used in data centers and other high-speed networking applications.
LC (Lucent Connector) is a type of fiber-optic connector used for connecting fiber-optic cables. It is a small form-factor connector that is used to connect two fiber-optic cables together. It is commonly used in data centers and other high-speed networking applications. It is also used in consumer electronics such as televisions and gaming consoles.