حددكيفية الستخدام

• 

  Calculator

• 

  Camera

• 

  Car remotes

• 

  Clock

• 

  Computer mouse

• 

  Cordless phone

• 

  Electronic scales

• 

  Flashlight

• 

  Hearing Aid Devices

• 

  Industrial lightning

• 

  Mobile game console

• 

  Mp3 player

• 

  Radio

• 

  Remote control devices

• 

  Shortwave transmitters

• 

  Small remote controls

• 

  Smoke detector

• 

  Toys

• 

  TV remotes

• 

  Watch