In the old days we had only one remote control for the television. It was the product of the space age, a short-range ultrasonic remote control the changed the channels, the volume and controlled the set's power. Now days, the remote controls are 'out of control'. One remote to replace the others Welcome of the age of convenience. Universal remote controls have arrived so that your family can use one remote control for all the home entertainment devices.
Universal remotes have the ability to reproduce the same signals that the original remotes produced.
They do this by one of two methods, they can be Pre-programmed or Learning . Some remotes have both abilities where there is a basic set of commands pre-learned and the ability to learn commands that are not already stored. These remote controls will control between four and 12 different devices. Before investing in one of these, make sure it supports the devices you need controlling. They are all pre-learned with codes for the major manufactures that market their products in North America.