State-of-the-art wiring design ensures compatibility with all devices 100% of the time. Gold-plated copper contacts provide maximum conductivity with no data loss. Ground indents provide excellent retention with mating connectors for a safe, firm connection. Aluminum undermold shield meets FCC requirements on EMI/RFI interference for exceptional performance. Conveniently allows you to connect a keyboard with a â€œPS/2â€ style connector to an AT style computer.