IBM Simon Personal Communicator

It can be considered as  the first smartphone in history,  bringing together in a single device the capabilities of telephone, pager or pager, fax machine, e-mail and PDA (Personal Digital Assistant), designed by IBM and manufactured by Mitsubishi. It had a touchscreen with a QWERTY keyboard, stylus, and a 1.8 MB PCMCIA memory card slot. In the United States, it sold 50,000 units between 1994 and 1995.