In the past few years the use of mobile phones has increased tremendously. At one time only available to the rich and elite business executives, the luxury of mobile phones can now be used by a wide group of people in different financial situations. Mobile phones are a necessary convenience. They provide instant communication access wherever mobile phone service is offered. There are two options for mobile phone service: analog, and digital PCS. Analog is the more expensive option and has long been the standard for mobile phone service. Digital PCS is the newest form of phone service. It works by converting human speech into software codes and converting them to audio signals before the codes reach the listener. Because it is software based it provides a perfect platform for a variety of advanced wireless features. Digital PCS is the future of mobile phone service and the soon to be de facto standard for wireless phone service.

People can choose digital PCS service for many reasons, though affordability might be the initial attraction. Because of competition by many companies price is always being driven down. Also, the many different customizable price plans offer an aff

Caller ID is a feature that alerts you to what number is calling. When your phone rings the display units flashes the incoming number of the caller. On some phones you can program the name with the number, so the next time that number calls the name flashes along with the incoming number. This feature is useful since the owner can preview who is calling the phone before he even takes the call. People can evaluate the importance of the call and see if their time is important enough for the person who is calling them.

Since digital PCS is based on wireless software it allows a robust variety of applications to be used with the service. This allows your phone to expand its capabilities. These applications enable you to be reached at all times. Phones using digital PCS service include caller ID, voice mail, paging, enhanced battery management, and encryption systems. These applications make the phone a powerful communication system.

Digital PCS phones are always in signal contact with the service provider. When the phone is turned on, a signal is always sending information to and from the phone. The signal indicates to the phone how to regulate power. This leads to a longer battery life since the phone can "sleep" when peak energy is not needed. Battery information is always reported on the display unit, thus allowing the owner to know well ahead when the battery is about to go weak. This allows the owner of the phone to know whether or not to charge the phone or carry a new battery.

If there is any drawback to digital PCS it is that the service is still fairly new. Digital PCS systems need to be laid from the ground up. They are physically hard-wired

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