Whats the benefits of a mosfet amplification on a recevier?

Whats the benefits os a mosfet amplification system on a receiver as the pioneer vsx d1014?Can someone help with my doubt, cause i'm interested in buying this and i wanna know if its good or not.Thanks for help

MosFET is just the type of output transistors it uses in the output stage. It's fine, I wouldn't worry about it if I were you.