There is a free emulator here:

https://www.fullbucket.de/music/fb3300.html

The PS-3300 is a 3 layer synth with 49 voices where each voice has its own VCO/VCF/VCA. So you end up with 16 voices when you use 3 layers. It has microtunality and a reverb for each of the layers.

Here is a sound demo:

https://soundcloud.com/full-bucket/fr33ze?utm_source=clipboa...