Shaxon BM803SH-IC8-B, Category 6 Shielded Keystone Modular Feed Through Coupler, RJ45-RJ45 Compatible with Shaxon and industry standard keystone plates and surface mount boxes Shielded for EMI/RFI protection 10/100/1000 Base-T and 10 Gigabit Ethernet compliant Ideal junction point for joining two shielded patch cords Easy snap-in installation