Yamaha RY8 Compact Rhythm Programmer Portable backing machine 1994 Japan

YAMAHA RY10 Rhythm Programmer Drum Machine Tested Cleaned Working Japan

YAMAHA RY9 RHYTHM PROGRAMMER rhythm machine/Drum Machine

YAMAHA RY20 Rhythm Programmer Drum Machine with BOX

Boss DR-550 MKI Digital Rhythm Drum Machine

Akai XR-20 Beat Production Center Drum Machine XR20 Rhythm U269246

Roland Aira TR-8 Rhythm Performer Drum Machine with Power Supply

BOSS DR-220 A DR. RHYTHM DIGITAL DRUM MACHINE