12G-SDI BNC & HD-BNC Cable Mount Connectors Amphenol RF 12G-SDI BNC & HD-BNC Cable Mount Connectors provide 4K and Ultra-HD quality signals in miniature and high-density sub-miniature package sizes. The 75Ω connectors support data transfer rates of up to 12Gb/s enabling the transmission of high resolution uncompressed video signals. The connectors are available as PCB connectors with edge-mount, straight, or right-angle configurations, or as cable connectors for industry standard Belden 1505A, 1694A, or 1855A cable. Applications for 12G-SDI includes remote viewing, digital signage and mobile broadcasting.