For your safety, electronic equipment which transmit radio signals that interfere with the aircraft’s navigation system must never be used throughout the flight, including during passenger boarding and take-off. Such devices include:
Compact Disc Players
Electronic Remote Control Transmitters
Other portable electronic devices, although they may be non-transmitting or may be low in power consumption, should NOT be operated during take-off, climb-out, descent, final approach and landing.
Video Cameras / Players
Tape Recorders / Players
FM Radios / TV Receivers
Calculators with Liquid Crystal Display
Some flight conditions may require the discontinuance of the use of electronic devices and will be announced by the crew.
Personal electric life support systems such as hearing aids, electronic nerve simulators, respirators may be used throughout the flight.