Fiber Flash SFP+ transceiver module, Model AFL-10G-SR-850, It's designed for 10 Gigabit Ethernet over fiber, with a range of up to 300 meters using a LC connector. SFP+ modules are compact, hot-swappable transceivers used in network devices like switches and routers. They convert electrical signals to optical signals for high-speed data transmission. The wavelength for this module is 850nm.