C2G's Category 6 keystone jacks are designed for superior performance that meets or exceeds industry standard Category 6/Class E according to TIA/EIA 568B 2.1 and ISO 11801 2nd edition. The keystone jack will balance signal transmission of insertion loss and crosstalk from 1 to 250 MHz. The jacks are designed to work in conjunction with C2G's Premise Plus wallplates and surface boxes or any standard keystone and angled multimedia wallplate or patch panel. Each keystone jack includes 110-type IDC termination with strain relief caps, and comes standard with gold plating on the jack contacts.