This RG58 BNC Cable is the ideal cable for your ThinNet ethernet network. It meets or exceeds standards for shielding and features a rugged design. This heavy-duty cable will stand the test of time in the toughest environments. BNC Cables are the solution in environments where there is considerable interference or where running new twisted pair wire is not feasible. Connector: BNC Male to BNC Male. RG Type: 58/U. Impedance: 50 Ohm. Requires BNC T-Connector for proper connection at nic or hub. Ideal for Thin Ethernet networks.