The DEMO version only includes 4 pages:
http://harvardstreetmusicexchange.com
http://harvardstreetmusicexchange.com/module/product_checkout-3.html
http://harvardstreetmusicexchange.com/view-all.html
http://harvardstreetmusicexchange.com/shop/Guitars.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page