Pioneer C-90 stereo amplifier, how much is it worth?

[bob1]

Hello, I need help pricing my Pioneer C90. It is in perfect condition, but no one seems to be asking about it. Please any help would be great. How much should I ask for it? Thank You
Here is a link to my ad http://dallas.craigslist.org/dal/ele/1509069556.html

 

[mv_sv56]

Lower It $50 or $75