- DFX Audio Enhancer
Customers who purchased a previous version of DFX may upgrade to the latest DFX Plus version at a reduced price of $14.99. To upgrade, we need to verify your prior purchase using one of the following:
After successfully verifying your prior purchase, you will be able to complete your upgrade purchase at the discounted price. You will then receive a new serial number after your purchase is completed. This new serial number will function with the latest version of DFX.