The Additional 24 pins present the additional signals needed to route I/O back from the system connector (audio, AC-Connection, LAN, phone-line interface). Style II cards have RJ11 and RJ45 mounted connectors. These cards needs to be located at the edge of the computer or docking station so that the RJ11 https://nathanlabsadvisory.com/achieve-hitrust-compliance-in-the-usa-to-protect-sensitive-health-information/