Groups of frequency which is allocated to wireless communication.

The organized essential part of Telecommunications Management Network(TMN)

Stores, organizes and plays digital music files.

Your mobile phone predicts what word you are going to type as you tap in each letter. This feature makes texting quicker.

An application to connect the phone to a computer with a cable and synchronize calendar.

Portion of system memory in which user processes run.

An operating system allows you to store scheduling and event information.

An instrument that shows the time of the day.

A Schedule showing the months of a year (including days and weeks)

in-phone calculators which perform simple math, such as addition, subtraction, multiplication, and division

A countdown is the backward counting to indicate the seconds, days, etc. remaining before an event.

A telephone with a microphone and speaker, it can be used without putting the handset to your ear.

A feature which allows you to determine the origin of the incoming call before answering the phone. The caller's number is displayed on the screen of your phone.

Call Time: Provide the cost and time of conversation by telephone