4694F ultra-miniature RG-6/U coax cable. Belden 4694F 12G-SDI BNC (150' Purple). The Belden 150ft 12G-SDI BNC Cable is a 4K-ready coax cable with Neutrik RearTWIST BNC connectors. This 150-foot cable is capable of 12 GHz 4KUHD video transmission.
eBay