The Roland System 8 AIRA Plug Out Synthesizer is a 49-key professional synthesizer featuring three oscillators. The Roland System 8 AIRA builds on its reputation and design from previous iterations delivering remarkable flexibility giving you the ability to access a varied palette of tones with unparalleled character and exceptional audio quality. The System 8 AIRA features improved ACB technology giving you more rein over your parameters and controls giving you the ability to craft virtually any sound you desire. Also included is a built-in vocoder arpeggiator and polyphonic Chord Memory functions.