Systimax UTP Cat5e Keystone Jack Colour: white, yellow, red, black, blue Systimax UTP Cat5e Keystone Jack1, Cat5e characteristics for RJ45 jack 2, RJ45 jack supporting ATM155, ATM622, fast Ethernet ... available 6, EIA/TIA-568A or 568B wiring for RJ45 jack 7, Compliant to ANSI/EIA/TIA-568 and ISO/IEC ...