HELP: price ng yamaha stagepas 300w?

[el.sol]

hi guys, need help..

my friend is selling his yamaha stagepas 300w 2nd hand in very good condish he said he bought it around 36k 3 years ago.very seldom used.he decided to sell it to me (since dito rin naka tambay sa studio ko most of the time)

the problem is we both dont know how to put a price on it. ive tried checking sulit, etc for 2nd hand stagepas, wala nmang results..

any ideas? thanks! happy new year!