two kilograms (4.4 lbs). Martin Cooper of Motorola in 1973, applying a handset weighing 2 kilograms (4.4 lb). The 1st handheld mobile mobile phone was shown by Martin Cooper of Motorola in New York City in 1973, using a handset weighing c. Individual accounts are limited from utilizing precise app abilities and are not able to record desktop apps in Windows Store, whilst firm accounts do not have this restriction. Including Windows Phone 8.