Mobile phone commercially available handheld mobile phone. From 1983 to 2014, worldwide mobile phone subscriptions grew to over seven billion—enough to provide one for every person on Earth. In first quarter of 2016, the top smartphone developers worldwide were Samsung, Apple, and Huawei, with smartphone sales represented 78 percent of total mobile phone sales. For feature phones (or "dumbphones") , the largest were Samsung, Nokia, and Alcatel. A handheld mobile radio telephone service was envisioned in the early stages of radio engineering. In 1917, Finnish inventor Eric Tigerstedt filed a patent for a "pocket-size folding telephone with a very thin carbon microphone".
Mobile phone accessories hand-held extensible monopods used to move the devices further away than would have been possible with the reach of the human arm, allowing for the camera to take shots to be taken at angles that wouldn’t have been possible before. A tripod; it is designed to hold the device in place in a fixed location on the ground during the capture of photographs. Micro-USB to HDMI cables are used in smartphones with MHL. Mobile phone accessories Mobile phone accessories include any hardware that is not integral to the operation of a mobile smartphone as designed by the manufacturer. Cases, which