NSL-6910 is an interference-free optical transceiver from Luna Optoelectronics. This device is used to send and receive power and data signals from one place to another in order to facilitate communications between two sites. It offers up to four channels of transmission, allowing for full-duplex communications at speeds of up to 10 Gbps. The NSL-6910 also supports various common baseband and data rates, allowing for flexibility in most communications applications. With its low-cost, reliable performance, the NSL-6910 can be used in a wide range of applications, including Ethernet, Fibre Channel, T-Carrier, OCx, and SONET.