Leviton Shielded solution is ideal for government, health care, gaming, manufacturing and other industries where interference is more common or data security is critical. With shielding, internal data signals are securely contained, and isolated from Electromagnetic Interference and Radio Frequency Interference (EMI & RFI). For an even higher level of performance, the new CAT 6A rated Shielded product line is scientifically engineered to provide superior Alien Crosstalk suppression.