TRIPP LITE Cat6 Cat5e 110 Style Punch Down Keystone Jack, Blue, 25-Pack (N238-025-BL) Cat6/Cat5e 110 Style Punch Down Keystone Jack - Blue, 25-Pack Compliant with EIA/TIA Cat6 connecting hardware specifications Dual-color coded labeling made for both 568A & 568B (258A) wiring schemes Compact casing fits into any conventional face plate, outlet box, or panel UL-certified ANSI/TIA/EIA-568-B.2-1 Permanent Link/Channel Identification Test Uniquely patterned, printed circuit board designed to meet Cat6 performances Compliant with the Federal Trade Agreements Act (TAA) for GSA Schedule purchases Lifetime limited warranty