No, this product is no longer available. However, the sound expansion can be downloaded free of charge via the download section of the respective V-Accordion:
Roland FR-3x: https://www.roland.com/global/products/fr-3x/downloads/
Roland FR-7x: https://www.roland.com/global/products/fr-7x/downloads/
For more information on installing the sound expansion, please see the included installation manuals.