Set up and Use an RF Modulator with a DVD Player and a Television

Turn the TV on and the RF modulator will automatically detect your cable input for the TV. When you want to watch your DVD player, just put the TV on channel 3 or 4, turn the DVD on and the RF modulator will automatically detect the DVD player and will display your movie. When you turn the DVD Player off, the RF modulator will autmotically return to normal TV viewing.