ITEM NAME:Motherboard Serial 9Pin RS232 DB9 Com Port Ribbon Cable Connector Bracket Slot Z a.imagelink a:hover.imagelink {color:#db3606;.The DB9 connector also fits directly into the DB9 slot of most cases. 9 Pin Female to RS232 Serial DB9 Pin Bracket with Cable. This will connect the internal com port pin for an external com port connection.