Boss DR-5 Dr. Rhythm Section, made in Japan

Link: guitar.ru | Owner's Manual | User's Guide | Rhythm Section TurboStart | The Encyclopedia of Boss DR-5 Chord Patterns

The DR-5 Dr. Rhythm Section is an innovative new concept in rhythm composers. Designed like a guitar fretboard, it features a programmable backing band including bass, drums and keyboards.

• 256 16-bit percussion/instrument sounds, 64 drum kits (48 Preset + 16 User)
• 400 patterns (200 Preset + 200 User); 20 songs
• External Pitch function for triggering the internal sounds from a guitar monophonically
• 4-track Composer, MIDI In/Out for interfacing to external devices
• Guitar In with built-in Tuner and Amp Simulator