Craigslist Find: What you guys think of this?

[mrbigreddog]

http://pensacola.craigslist.org/vgm/1583629521.html
There is a Model 1 Sega CD hidden under there!!
Too bad no cases!!

Any idea what this is sitting on top of the genesis?
http://images.craigslist.org/3nb3md3p95Ta5P45R5a228f6a6a4820c61ff6.jpg

[snakesqzns]

Gameshark maybe?

[MN12BIRD]

IR receiver for some kind of 3rd party wireless controllers?

[Christuserloeser]

IR receiver. Definitely.

[cvanderhoef]

A paperweight?