OP-X PRO-II is a 12-voice virtual analog synthesizer inspired by the legendary Oberheim OB-X, enhanced with features from other iconic synths of the 1980s. This synth offers a broad sonic palette ranging from early monophonic tones to the rich textures of classics like the OB-X, Jupiter-8, and Matrix-12. Its engine replicates the architecture of vintage analog synths by modeling each voice as a separate mono-synth, allowing for authentic variations and precise tuning control that recreate the original hardware experience.

Designed for both studio and live use, OP-X PRO-II delivers a full, lively sound while maintaining minimal CPU load. The synth includes over 2,500 presets spanning a wide spectrum of classic and signature sounds, making it a powerful tool for musicians seeking that classic 80s character. Its flexible voice allocation system enables users to configure polyphony from one to twelve voices and detach individual voice pairs, offering setups from true monophonic to complex layered patches. The interface supports multiple sizes and styles, ensuring seamless integration into various workflows and setups.

OP-X PRO-II offers extensive sound-shaping capabilities including morphable multimode filters, frequency and ring modulation, hard sync, and modulated panning. It features a comprehensive arpeggiator/MIDI processor with 32 modes, an effects processor with reverb and delay, and detailed modulation options such as dual LFOs and ADSRs. These features combined provide deep control for creating intricate sounds and evolving textures. The synth’s meticulous preset library and authentic modeling make it an essential instrument for anyone pursuing classic analog synth tones with modern flexibility.