Voice mail: (Also called voice messaging) A computerized answering service that automatically answers your call, plays a greeting in your own voice and records a message. After you retrieve your messages, you can delete, save, reply to or forward the messages to someone else on your voice mail system.

Voice Recognition: A feature allowing cellphones to be operated by spoken words.

Vibrating Alert: A cellphone feature telling the user of an incoming call by means of a vibration mechanism.

Wireless Application Protocol (WAP): A new industry standard for wireless access to the Internet. The protocol allows instant and easy interaction for mobile devices.

Watt: Basic unit of power. The formula is voltage multiplied by the current, or V X Amps.

WCDMA( Wideband CDMA): Technology for wideband wireless access supporting 3G cellphone services, and allows very high-speed multimedia services like internet access and videoconferencing. Often called UMTS and uses wider 5 MHz channels (vs. 1.25 MHz for CDMA) for increased voice traffic capacity and peak data rates of 384 kbps.