Some of these functions were available on mobile devices before the iPhone, but the usability and functionality have been considerably enhanced through capacitive touchscreens, multifinger touch gestures, faster processors, larger data storage and memory, and improved user interfaces.At the same time, inexpensive feature phones are increasingly making available features formerly found
 Copyright (C) 2017 Robert Godwin-Jones

4 Language Learning & Technology
  only on smartphones.The iPhone added multiple sensors and also integrated wider networking options, including built-in Wi-Fi, Bluetooth, and (gradually) multiple cellular options.Open access Wi-Fi networks are becoming more available in many developing countries, sometimes provided by local agencies or NGOs through community centers, schools, or other communal location