Yamaha DGX-670 Registration Memory & Playlists
35:18
Yamaha DGX-670 Finger Modes
1:05:46
Yamaha DGX-670 Review
15:10
How To Setup The Yamaha DGX670 As A MIDI Controller
20:26
YAMAHA DGX-670 PORTABLE GRAND Comprehensive Review
15:09
Yamaha DGX-670 - How to use the looper on the DGX-670
31:09
Why Yamaha DGX-670 is The Best Keyboard in My Collection
1:48:39
Yamaha DGX-670 Virtual Clinic
27:56