Glossary (V)
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Vacuum Fluorescent Display see VFD.
VFD (Vacuum Fluorescent Display) a type of display used on some cell phones. This display retains visibility in direct sunlight and is highly visible in darkness. It can be seen without distortion over a wide range of viewing angles and remains fully operational over a broad temperature range.
Vibration Alert a feature that notifies you of an incoming call or message by vibrating rather than ringing.
Vocoder a device that encodes and decodes the sound of human voice into/from digital format for transmission.
Voice Activated Dialing a feature that allows a user to dial a phone number by spoken commands instead of punching the numbers in physically. The feature contributes to convenience as well as safe driving.
Voice Mail a service that answers calls and records incoming voice messages. Basically, an answering machine on your cell phone. This will take messages if your phone is switched off or you are engaged.
Voice Mail Indicator a feature that notifies you of messages in your voice mail box.
Voice Mail Key a key on the keypad of a cell phone or other communications device that allows you to retrieve voicemail or digital messages with the touch of a button.
Voice Memo a feature that allows you to record and store short voice messages that you can play back at any time. Many phones with this feature also let you record parts of phone conversations in progress. Some phones have a dedicated voice-memo button to activate the feature.
Voice Recognition the capability to control or control certain functions on cell phones and other communications devices by using voice commands.
VoIP (Voice over Internet Protocol) a technology for transmitting voice, such as ordinary telephone calls, over the Internet using packet-switched networks. Also called IP telephony.
Volume Control adjusts volume levels on a cell phone or mobile device for the earpiece, ringer, and speaker to personal preference.
VOX (Voice Operated Transmitter) a battery-saving feature that transmits only when talking is taking place.
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