The Kramer CON-RJ45-5 is a crimp-style shielded Connector for conductors in a 26 AWG to 23 AWG twisted pair cable with an overall insulation diameter of 0.65 mm to 1.10 mm.For guaranteed optimal performance, use Kramer CON-RJ45-5 Connectors with Kramer BCP-HDKat6 cables.