Boss - DR 550 Dr Rhythm Drum Machine ( Late 80's Early 90's V1) w/ Original User Guide & PS - USED antique-blue-metallic Consistent 90° broadband pattern control

Consistent 90° broadband pattern control

3 (For Monitor or Preview)

Showroom floor - DEMO model Fender Standard Series HSS Stratocaster

This snare head is UV-coated for increased durability

the case features a tweed and faux-alligator trim exterior

Boss - DR 550 Dr Rhythm Drum Machine ( Late 80's Early 90's V1) w/ Original User Guide & PS - USED antique-blue-metallic Consistent 90° broadband pattern controlUsed,.. vintage MIJ,.. Version 1, Boss "Dr Rhythm DR 550" electronic drum machine with its original Boss DR 550 owners manual and 9 Volt power supply. Made in Japan during the late 1980's this blue scripted unit of the Boss' DR Rhythm is the companies first version of the DR 550 drum machine line and is in excellent condition and perfect working order when tested. The DR 550 was one of many steps along the road of progress in the largely amateur,