Roland FR-4XB RD - Digital accordion with 92 buttons on the right hand and 120 bass buttons, compact and lightweight, offering the same sound module and user interface found in the FR-8Xb. It provides 100 accordion sound sets (including 67 pre-loaded sets), 162 orchestral sounds, 32 organ sounds, and 3 drum sounds. It features built-in effects such as Chorus, Reverb, and Rotary, quick response, and high sensitivity of the bellows, along with a resistance regulator for adjusting the bellows' inertia.
It is equipped with an LCD screen, built-in amplification system with 2 speakers and high tweeter, 4 expansion slots for access to additional tone libraries (Balkan and Dallape packages are already installed). It benefits from a headphone output and line outputs, onboard audio recording, MIDI I/O USB connection, and a USB memory port for recording/replaying songs. It is powered by an external power supply or 10 AA batteries.
Technical specifications:
Right hand: 92 velocity-sensitive buttons
Left hand: 120 bass buttons with velocity sensitivity
Treble mode (note layout on the right hand keyboard): C Griff Europe, C Griff 2, B Griff Bajan, C Griff Fin, D Griff 1, D Griff 2
Bass and chord mode (left hand keyboard layout): 2 rows of bass, 3 rows of A-7th bass, 3 rows of A-5dim bass, 3 rows of B-7th bass, 3 rows of B-5dim bass, 3 rows of Bx-7th bass, 3 rows of Belgium bass
Free bass mode (note layout on the left hand keyboard): Minor 3rd, Bajan, Fifth, North Europe, Finnish
Bellows: with high-resolution pressure sensor, and pressure regulator, with a knob for fine adjustment.