High Quality Content by WIKIPEDIA articles! CableCARD is a special-use PCMCIA (PC) card that allows consumers in the United States to view and record digital cable television channels on digital video recorders, personal computers and television sets without the use of other equipment such as a set top box (STB) provided by a cable television company. The card may be provided by the local cable provider; usually for a nominal monthly fee. Another name for a CableCARD is an M-CARD on some cable boxes.