Here we have a simple little crispy hi-fi compressor. The dip switch allows to to add some or lots of bass response or leave things flat, so that's handy if you're switching guitars. Plus, it looks like something The Jetsons would use... cool right?

Model: McCaffrey Audio Reactor Compressor
Made: USA, recent model
Type: compressor
Power: standard 9v negative supply (not included)
Equivalent new street price (approx): $265
Mods: none
Accessories: original box and docs
Condition notes: used, no major marks, excellent condition