The Comprehensive Cables 100’ High-Definition 3G-SDI BNC to BNC Cable supports SDI, HD-SDI and 3G-SDI and meet all the requirements for 3 Gbps signal/data serial interface transmission. This cable is constructed with a formulated digital ready heavy-duty 18 AWG RG6 cable that is 100% shielded and terminated with true 75 ohms nickel over brass BNC connectors for proper impedance and minimal signal reflection.