Category 6 (CAT6) Pass Through Keystone Jacks are available in black and white. The design of Networx® CAT6 Pass Through Keystone Jacks provide excellent performance that meets or exceeds the industry standard TIA/EIA 568-B. Networx® Category 6 Pass Through keystone jacks are designed to work with a wide variety of Networx® Blank Snap-In Patch Panels and Snap-In Wall Plates.