An American movie in colors where some bad guy named Spike I think sells a special satellite cable system which transports parents into the world of TV, leaving their kids behind. The parents acquire different looks and clothes as they go through different channels on tv through some kind of portal.
One channel had them turned into cartoon mice being chased by a robocat which gets defeated by a robodog in the end.
Spike tries to stop them using remote that can allow people to travel into tv and that silence people within tv literally with the mute button.
At the end, after the machine melts and the kids are back, the bad guy gets trapped in tv along with an angry rottweiler