Porsche and Burmester have a new secret weapon for their car hi-fi systems, and it sounds like sci-fi

Driver and symmetrical sound options on a Porsche Taycan's display.

Ever heard of gallium nitride (GaN)? It sounds like a material from a galaxy far, far away or a dietary supplement used by Wolverine, but it’s actually a type of semiconductor material and an alternative to conventional silicon.

Going for it is the fact that it allows for higher switching frequencies and it can handle power and heat more efficiently. It can also be packaged much smaller too.