Mobile phones are the most popular mobile wireless technology used mostly as personal communication tool. Mobile phone today also can be function as learning tools. Examples of mobile wireless phones include the following:
• Web-enabled cellular is similar to cellular, but has a capability of accessing the Web. It uses wireless application protocol (WAP) as the system to connect to the Internet through a mobile phone. Sometimes, it is called a WAP phone.
• Wireless handset is a sort of cellular phone providing a communications system with more features, such as voice-activated dialling, a WAP browser, and two-way text messaging.
• Smartphones: a combination of mobile phone and computers which is very helpful in education and other things.