Any electronic device that sends out any
signals, like mobile phones, pagers, RC toys, and radio
transmitters of any kind, have to be turned off during the entire
Electronic devices not sending out signals, like
walkmen, videogames, video cameras, calculators and laptop
computers, are all allowed to operate during flight. It is not
permitted to connect printers, disc drives and WI-FI network
adapers, as these all send out signals.