The Cisco C3850-NM-2-10G is a 2 port 10G plug-in module designed for the 3850 series switches. With a maximum data rate of 10 Gbps, this module allows for high-speed connectivity and efficient data transfer. It is specifically designed for Cisco switches and offers reliable performance for enterprise networking and server environments. This product provides additional ports for 10G Ethernet connections, making it a valuable addition to the switch for increased bandwidth and network capabilities.