Glossary Explanation

Face Unlock

Face unlock lets the phone identify your face to unlock the device or approve certain actions.

Facial Unlock

Meaning

What It Means

Some implementations use basic front-camera recognition, while others use more advanced sensors for stronger authentication.

It is mainly valued for convenience, though security strength varies by hardware system.

Why It Matters

This term can appear on full specification tables, product comparison pages, and the inline help icons placed next to technical labels.

Use the glossary when you want a quick explanation before comparing two devices feature by feature.

Same letter, quick access

FCC refers to Federal Communications Commission and is commonly used in device specifications.

Feature Phone is a glossary term used on device pages to explain a feature, technology, or specification.

Femtocell is a glossary term used on device pages to explain a feature, technology, or specification.

Firefox OS is a software term used to describe the platform, interface, or system capability of a device.

Firmware is a software term used to describe the platform, interface, or system capability of a device.

Fixed-focus is a camera term used to explain photo, video, lens, or imaging behavior.

Flash Memory is a camera term used to explain photo, video, lens, or imaging behavior.

Flight mode is a glossary term used on device pages to explain a feature, technology, or specification.

Flip-down phone is a glossary term used on device pages to explain a feature, technology, or specification.

FM Radio is an audio-related term used to describe sound playback, audio transfer, or accessory support.

FM Transmitter is a glossary term used on device pages to explain a feature, technology, or specification.

Form factor is a glossary term used on device pages to explain a feature, technology, or specification.