The N-Gage is a smartphone combining features of a mobile phone and a handheld game system developed by Nokia, announced on 4 November 2002 and released on 7 October 2003. It runs the original Series 60 platform on Symbian OS v6.1.
N-Gage (device)
A disassembled N-Gage, showing each layer of hardware
N-Gage promotion at E3 2006
N-Gage QD
A handheld game console, or simply handheld console, is a small, portable self-contained video game console with a built-in screen, game controls and speakers. Handheld game consoles are smaller than home video game consoles and contain the console, screen, speakers, and controls in one unit, allowing players to carry them and play them at any time or place.
A Nintendo DS Lite, the best-selling handheld console of all time and second overall
Game & Watch Ball
The original Game Boy
TurboExpress handheld