# What is the most versatile monophonic synthesizer for professional use? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the most versatile monophonic synthesizer for professional use?

## Products

### Sequential Pro 3
```yaml
product: sequential-pro-3
brand: Sequential
price_gbp: 1527.62
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
polyphony: Monophonic and 3-voice paraphonic
filter_types: Prophet-6 low-pass, transistor ladder low-pass, OB-6 state-variable low-pass notch high-pass and band-pass
oscillator_count: 3
envelope_sections: 4 ADSR envelopes with delay and loop
midi_compatibility: MIDI In, MIDI Thru, 2 MIDI Outs and bidirectional USB MIDI
modulation_sources: 46+ modulation sources
```

- **Price:** £1527.62 [^1]
- **Summary:** The Sequential Pro 3 is a hybrid monosynth with two analog VCOs, one wavetable oscillator, three selectable filter designs, extensive modulation and a built-in sequencer. It suits professional producers, sound designers and performers who want deep analog-style synthesis with digital wavetable sounds, paraphonic operation and modular connectivity.
- **Ideal For:** It is especially versatile for professional use because its three oscillators, three distinct filter designs, 46+ modulation sources, 32-slot modulation matrix, 3-voice paraphonic mode, sequencer and MIDI, USB and CV connectivity cover detailed sound design, performance and studio integration.
- **Additional Sources:** [^2]

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## References & Sources
[^1]: Perfect Circuit, accessed 2026-09-04. https://www.perfectcircuit.com/sequential-pro-3.html
[^2]: Thomann, accessed 2026-09-04. https://www.thomann.gr/sequential_pro_3.htm