The Game Boy Advance SP, released in February 2003, is an upgraded version of Nintendo’s Game Boy Advance.

I own a Gameboy Advance SP Classic NES Edition. It looks like a mini Nintendo Entertainment System:

Check out the inside layout. It has the look and feel of an original NES controller:

I picked up this classic NES GameBoy Advance SP at a local Play-N-Trade around August 2008.

It pretty much functions like a normal GBA SP, but it just looks like a NES which I think is pretty cool.