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Our online glossary is here to help you make sense of the terminology used in the cell phone industry. It covers mobile technologies, such as 3G and 4G, and even includes a bit of information on smartphone operating systems and the companies that make the cell phones and other mobile technology devices we all use.

What is "megahertz"?

One million hertz, or cycles per second. Often used to measure radio frequencies.

Also known as: "MHz"

Referred to by: frequency band, GSM, MediaFLO, PDC, UMTS

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