DataComm Electronics 20-3425-BL-10 CAT-5E Jacks feature color-coded wiring labels for T568A, T568B, or 110-type IDC and are UL listed. This 10 pack of Blue Category 5E jacks are designed to meet all of your residential and lightweight commercial needs. They come with a 25-year product warranty.. Color-coded wiring labels for T568A, T568B, and 110 type IDC. Exceeds TIA/EIA CAT-5E standards for high-performance transmission. Intended for residential and light commercial use. UL listed. Meets FCC Part 68. 25-year product warranty. Blue