Hypex at your service
Which firmware do I need for my Fusion Amplifier?
Due to component availability, we were forced to use different hardware on the DSP3-213 (previously called MP-DSP Main). This resulted in two versions of firmware 1.x and 5.x
https://www.diyclassd.com/FAQ-Hypex/FAQ-Hypex/DSP-Family/Fusion-Amp-Family/Which-firmware-do-I-need-for-my-Fusion-Amplifier
Please choose the correct update file. To make sure you choose the right file, please read: "READ THIS FIRST" at the download page at any Fusion Amplifier product page.