The 10301 Extreme Networks Compatible 10GBASE-SR SFP+ 850nm 300m Transceiver Module is a small form-factor pluggable transceiver designed for use with Extreme Networks devices. It supports a data transfer rate of 10 Gigabits per second over a distance of up to 300 meters. This transceiver operates at a wavelength of 850nm and is suitable for enterprise networking and server applications. Made in China.