The one and only Blob Atari Punk Console. This one only opertion in one mode, the red button. The RCA Jack is of course the output. The battery is stored inside secured by a star shaped securty screw, along with the circuit itself.
This one has been sold.

This Atari Punk Console Was made the a PCB That I bought: Atari Punk Console PCB you can also have it printed out here at BatchPCB