Whether the device is mobile or some kind of host to which it is attached is mobile.Major global manufacturers of mobile devices are Apple, Samsung, Huawei, Meizu, Zte, Xiaomi, Sony, Google, HTC, LG, TCL, Motorola Mobility, Nokia and Micromax Informatics.Дevice mobility can be viewed in the context of several qualities: Mobile devices may provide biometric user authentication such as face recognition or fingerprint recognition. Enterprise digital assistants can provide additional business functionality such as integrated data capture via barcode, RFID and smart card readers.Д«y 2010, mobile devices often contained sensors such as accelerometers, magnetometers and gyroscopes, allowing detection of orientation and motion. Phones/tablets and personal digital assistants may provide much of the functionality of a laptop/ desktop computer but more conveniently, in addition to exclusive features. Input and output is now usually via a touch-screen interface. Mobile devices may run mobile operating systems that allow third-party applications to be installed and run.Д®arly smartphones were joined in the late 2000s by larger, but otherwise essentially the same, tablets. Power is typically provided by a lithium-ion battery.

Integrated cameras, the ability to place and receive voice and video telephone calls, video games, and Global Positioning System (GPS) capabilities are common. Many such devices can connect to the Internet and interconnect with other devices such as car entertainment systems or headsets via Wi-Fi, Bluetooth, cellular networks or near field communication (NFC). Typically, any handheld computer device will have an LCD or OLED flat screen interface, providing a touchscreen interface with digital buttons and keyboard or physical buttons along with a physical keyboard. An iPhone smartphone and iPad tablet-two examples of mobile devices.ДЄ mobile device (or handheld computer) is a computer small enough to hold and operate in the hand.

Calculator mobile phone