All Comcast cable boxes include a remote control when they are rented from Comcast. By default, the remote control is programed to work with the cable box, an RCA television and an RCA VCR. If you have a TV, VCR or DVD player that is made by a company other than RCA, you can reprogram the remote to control the basic functions of your devices. Writer Bio

How to Program a Remote for a Comcast Cable Box - 96