'- EZ Cat 6 Modular Keystone Jack 400 Pack White- PCS technology provides maximum performance and superior signal quality.- Enhanced crosstalk cancellation reduces return loss and improves performance by rejecting noise and unwanted signals.- Exceeds ANSI/TIA-568-C requirements for permanent, channel link and component performances.- Engineered to provide 110 IDC termination reducing installation time- Pair-to-Pair wiring for easy termination and best performance.- Includes an integrated TIA-568A/B color wiring diagram- Backwards compatible to all lower rated category components- Compatible with most IC107 faceplates, inserts, surface mount boxes, and blank patch panels*- Compatible with most IC108 furniture faceplates, bezels, and surface mount boxes*- Used with ICC Category 6 ICPCSK series patch cords, 110 punch down tool ICACSPDT00, and JackEasy Termination tool ICACSPDTEH.- Each 400-pack carton includes one of ICC's 4-pair JackEasy (ICACSPDTEH) termination tool- UL 1863 compliant