Customer’s interaction with digital filter settings

✅🗣 “Ferrum dubbed this new and innovative way of their customer’s interaction with their digital filter settings Dynamic Digital Filtering or DDF. This process will create a new community of digital filter specialists: people interacting with them and their WANDLAs in search of the best possible, tailormade sound” – VUmètre

Where to buy Ferrum products

Ferrum is sold all over the world. If you have troubles locating our dealer nearby let us help to arrange the brick-and-mortar customer experience for you by contacting us at