How Cell Phones Work
- A circuit board containing the brains of the phone.
- An antenna.
- A liquid crystal display (LCD)
- A keyboard (not unlike the one you find in a TV remote control)
- A microphone.
- A speaker.
- A battery.
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Mar 18, 2024 · The common components found on all mobile phones are: A central processing unit (CPU), the phone's processor. CPU is a microprocessor built on a ...