Mobile phone features (2.0), dual line support, infrared, Bluetooth (2.0) and WiFi connectivity, NFC, instant messaging, Internet e-mail and browsing and serving as a wireless modem. The first smartphone was the Nokia 9000 Communicator in 1996 which added PDA functionality to the basic mobile phone at the time. As miniaturization and increased processing power of microchips has enabled ever more features to be added to phones, the concept of the smartphone has evolved, and what was a high-end smartphone five years ago, is a standard phone today. Several phone series have been introduced to address a given market segment, such as the RIM
Japanese mobile phone culture Japanese mobile phone culture In Japan, mobile phones have become ubiquitous. In Japanese, mobile phones are called , literally "portable telephones," and are often known simply as "keitai". Much of the Japanese population own cellular phones, most of which are equipped with enhancements such as video and camera capabilities. As of May 2008, 31.3% of elementary school students, and 57.6% of middle school students own a cell phone, with many of them accessing the Internet through them. This pervasiveness and the particularities of their usage has led to the development of a mobile phone culture, or "keitai culture." Japan was