With one connectingwire and a one-page owner's manual -- and no external speakers or wires -- these are the simplest home theater systems ever invented.
He knew how he was going to scramble them: by connecting a wire to the memory and shooting it with pulses of voltage, just as he had when he hacked his iPhone.
Operating it with their big toes, it would send musical tones as signals to a concealed earpiece but the wireconnecting shoe and ear would often break.