Retro Duo Portable NES / SNES Game System, a handheld game machine that can be played anywhere at any time by inserting a cassette of NES and Nintendo
It is a portable game machine, and a handheld game machine that connects to a TV and can also play on a large screen is called "Retro Duo Portable NES / SNES Game System"is.
ThinkGeek :: Retro Duo Portable NES / SNES Game System
It is easy to use, it only makes a cassette of Famicom and Super Nintendo Roughly. It is also possible to extend the controller so that multiple players can play simultaneously.
You can play for up to 8 hours with one charge and even if you use the additional option "RetroGen Adapter" you can play mega drive cassettes.
The contents are like this, the price is 89.99 dollars (about 7100 yen), shipping to Japan is also possible.