Yamaha DGX 670 Epic: The WHOLE Truth (Features, Facts, Figures)
29:36
Unlock Yamaha DGX 670 Secrets in Minutes!
24:56
Yamaha P-125 vs DGX-670 | What are the differences?
49:38
YAMAHA DGX 670 EPIC (Must See!) Pianos, Styles & Plug GUITAR/Mic in! & Orchestra!
1:16:28
Genos/Genos 2 Hints and Tips
1:32:39
Yamaha DGX 670 - the Styles
22:10
Démonstration du piano numérique YAMAHA DGX-670 - Magasins SEVENEANT MUSIQUE
1:11:29
YAMAHA MONTAGE M7 - Primeiras impressões!
31:09