CAT.6 110 Type Junction Box, Shielded, Intellinet 512381 Join two Cat6 shielded cables without the need for couplers Punch-Down type For use with shielded twisted pair (FTP) Cat6 cable Compatible with 110 and Krone punch down tools Cat6 performance is in compliance with ANSI/TIA/EIA 568 B.2-1 standard