iMBAPrice (Pack of 25) Blue Cat6 Punch Down RJ45 Keystone Jack 50 micron gold plated contact pins, 8-position 8-conductor (8P8C) Punch Down 110 Type, Backwards compatible with lower rated category cables Cat6 high speed modular RJ45 Keystone jack, UL Listed/CE RoHS Compliance Snap-in keystone style for use in patch panels and wall plates Cat6 keystones exceed the EIA/TIA-568-C standard with Lifetime Warranty