The AJA Video FIBERLC-1TX-12G is a1-Channel 12G-SDI Single Mode LC Fiber Transmitter SFP for FS-HDR and FS4 frame synchronizers and converters designed to work with the AJA-FIBERLC1RX12 receiver. FS-HDR's SFP options include both 12G/6G-SDI HD-BNC and Fiber I/O options including single and dual channel Single-Mode options and Multi-Mode options, allowing great SDI flexibility and fiber cable runs of up to 6.21 miles (10 kilometers) to be connected directly to the FS-HDR without the need for separate fiber to SDI conversion.