The machine in the image above is Project Unity. Its pure hardware. But whats interesting is that, it contains 15 consoles. It is capable of playing 18 different formats of games. It is majorly meant for Retro games and Retro gamers.
Project Unity has been built by Bacteria. It took him approximately 3,500 hours to make this and this was done over a 3 year time span. Project Unity makes use of original hardware boards and there is no emulation done. Now many of these hardware boards will be very old and so they may fail at some point of time.
The unique part is that it makes use of a single power supply, single master controller, single video output and audio output (using SCART cables). The total manufacturing cost was £700 (approximately ₹58,600/$1074). The device has got some complex circuitry with over 300m of cabling and weighs approximately 20 Kg.
The device makes use of 18 pole 16 throw switch unit. In all 9 connectors are needed for audio and video switching and 9 for controller to connect to master controller.
Project Unity supports the following consoles, Amstrad GX1000, Sega Master System, Atari 7800, Nintendo Gamecube, Sega Dreamcast, Sega Saturn, Colecovision, Intellivision, Sega MegaDrive, Super Nintendo, Nintendo 64, Nintendo NES, Gameboy Advance, Sony PS2, NeoGeo MVS and NEC TurboGrafx X.