HACs ESS ESS1 and ESS5 11 Zones

Hey guys, I'm new here and just looking for a good spot to try and sell my ESS speaker router/selector. I bought it in 2012 and am looking to sell this. Is there a section on this site to list personal for sale items?  
https://photos.app.goo.gl/Crv7E8nm1hqtG87A2